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              <p>Utils</p>
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              <e type="operator" args="2">*</e>
              <e type="operator" args="1">-</e>
              <e type="operand">p</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operand">B</e>
              <e type="operand">4</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">abs</e>
              <e type="operator" args="2">*</e>
              <e type="operand">2</e>
              <e type="operand">2</e>
              <e type="function" args="6">mat</e>
              <e type="operand">B</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="1">eval</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">Z</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">M</e>
              <e type="operand">1</e>
              <e type="function" args="2">col</e>
              <e type="operand">M</e>
              <e type="operand">2</e>
              <e type="function" args="2">col</e>
              <e type="operand">M</e>
              <e type="operand">3</e>
              <e type="function" args="2">col</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">B</e>
              <e type="operand">X</e>
              <e type="function" args="1">min</e>
              <e type="operand">X</e>
              <e type="function" args="1">max</e>
              <e type="operand">Y</e>
              <e type="function" args="1">min</e>
              <e type="operand">Y</e>
              <e type="function" args="1">max</e>
              <e type="operand">Z</e>
              <e type="function" args="1">min</e>
              <e type="operand">Z</e>
              <e type="function" args="1">max</e>
              <e type="operand">3</e>
              <e type="operand">2</e>
              <e type="function" args="8">mat</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">p</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">B</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">abs</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="1">-</e>
              <e type="operand">p</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">B</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">abs</e>
              <e type="operator" args="2">*</e>
              <e type="operand">p</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operand">B</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">abs</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="1">-</e>
              <e type="operand">p</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operand">B</e>
              <e type="operand">4</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">abs</e>
              <e type="operator" args="2">*</e>
              <e type="operand">p</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="operand">B</e>
              <e type="operand">5</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">abs</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="1">-</e>
              <e type="operand">p</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="operand">B</e>
              <e type="operand">6</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">abs</e>
              <e type="operator" args="2">*</e>
              <e type="operand">3</e>
              <e type="operand">2</e>
              <e type="function" args="8">mat</e>
              <e type="operand">B</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="1">eval</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="function" args="3">if</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="1404" width="554" height="90" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">P</e>
              <e type="operand">cl</e>
              <e type="operand">ls</e>
              <e type="operand">w</e>
              <e type="operand">cs</e>
              <e type="function" args="5">pLine</e>
              <e type="operand">cs</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≡</e>
              <e type="operand" style="string">polyline</e>
              <e type="operand">P</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">mat</e>
              <e type="operand">cl</e>
              <e type="operand">ls</e>
              <e type="operand">w</e>
              <e type="function" args="5">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operand" style="string">polygon</e>
              <e type="operand">P</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">mat</e>
              <e type="operand">cl</e>
              <e type="operand">ls</e>
              <e type="operand">w</e>
              <e type="operand">cs</e>
              <e type="function" args="6">stack</e>
              <e type="function" args="1">eval</e>
              <e type="function" args="3">if</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="1503" width="454" height="34" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">P</e>
              <e type="operand">C</e>
              <e type="function" args="2">pLine</e>
              <e type="operand" style="string">polyline</e>
              <e type="operand">P</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">mat</e>
              <e type="operand">C</e>
              <e type="operand" style="string">solid</e>
              <e type="operand">1</e>
              <e type="function" args="5">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="1548" width="492" height="34" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">P</e>
              <e type="operand">C</e>
              <e type="function" args="2">pPolygon</e>
              <e type="operand" style="string">polygon</e>
              <e type="operand">P</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">mat</e>
              <e type="operand">C</e>
              <e type="operand" style="string">solid</e>
              <e type="operand">1</e>
              <e type="operand">C</e>
              <e type="function" args="6">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="1593" width="708" height="78" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">DS#</e>
              <e type="operand">xo</e>
              <e type="operand">yo</e>
              <e type="operand">te</e>
              <e type="function" args="4">pRK</e>
              <e type="operand">t#</e>
              <e type="operand">u#</e>
              <e type="function" args="2">D_RK#</e>
              <e type="operand">DS#</e>
              <e type="operand">u#</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">u#</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="3">feval</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">xo</e>
              <e type="operand">yo</e>
              <e type="function" args="2">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operand">0</e>
              <e type="operand">te</e>
              <e type="operand">100</e>
              <e type="operand">D_RK#</e>
              <e type="function" args="5">rkfixed</e>
              <e type="operand">1</e>
              <e type="operand">101</e>
              <e type="function" args="2">range</e>
              <e type="operand">2</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="3">el</e>
              <e type="function" args="1">eval</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="1683" width="196" height="136" color="#000000" fontSize="10">
          <math optimize="2">
            <input>
              <e type="operand">x</e>
              <e type="operand">y</e>
              <e type="operand">z</e>
              <e type="function" args="3">pAxis</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">x</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">y</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">z</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">7</e>
              <e type="operand">3</e>
              <e type="function" args="23">mat</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="1827" width="747" height="188" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">M</e>
              <e type="operand">γ</e>
              <e type="function" args="2">pAxis</e>
              <e type="operand">M</e>
              <e type="function" args="1">cols</e>
              <e type="operand">3</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">A</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">k</e>
              <e type="function" args="1">m</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">1.05</e>
              <e type="operand">M</e>
              <e type="operand">k</e>
              <e type="function" args="2">col</e>
              <e type="function" args="1">max</e>
              <e type="operator" args="2">*</e>
              <e type="operand">3</e>
              <e type="function" args="1">identity</e>
              <e type="operand">k</e>
              <e type="function" args="2">row</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="2">stack</e>
              <e type="operand">γ</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="2">range</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="2">range</e>
              <e type="function" args="3">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">:</e>
              <e type="operand">A</e>
              <e type="operand">k</e>
              <e type="function" args="2">el</e>
              <e type="operand" style="string">polyline</e>
              <e type="operand">k</e>
              <e type="function" args="1">m</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">mat</e>
              <e type="operand" style="string">red</e>
              <e type="operand" style="string">green</e>
              <e type="operand" style="string">magenta</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">mat</e>
              <e type="operand">k</e>
              <e type="function" args="2">el</e>
              <e type="operand" style="string">solid</e>
              <e type="operand">2</e>
              <e type="function" args="5">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="operand" style="string">todo</e>
              <e type="function" args="3">if</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region top="2025" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region top="2052" color="#000000">
        <area collapsed="true">
          <title lang="spa">
            <content>
              <p>pAdapt</p>
            </content>
          </title>
        </area>
        <region left="54" top="2088" width="485" height="130" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">z</e>
              <e type="operand">w</e>
              <e type="operand">v</e>
              <e type="function" args="3">pCAngle</e>
              <e type="operand">a</e>
              <e type="operand">w</e>
              <e type="operand">z</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">b</e>
              <e type="operand">v</e>
              <e type="operand">w</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">n</e>
              <e type="operand">a</e>
              <e type="function" args="1">abs</e>
              <e type="operand">b</e>
              <e type="function" args="1">abs</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">n</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">0</e>
              <e type="operand">a</e>
              <e type="function" args="1">Re</e>
              <e type="operand">i</e>
              <e type="operand">a</e>
              <e type="function" args="1">Im</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">b</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="1">Re</e>
              <e type="operand">n</e>
              <e type="operator" args="2">/</e>
              <e type="function" args="1">acos</e>
              <e type="function" args="1">Re</e>
              <e type="function" args="1">eval</e>
              <e type="function" args="3">if</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="2232" width="674" height="769" color="#000000" fontSize="10">
          <math optimize="2">
            <input>
              <e type="operand">fs</e>
              <e type="operand">a</e>
              <e type="operand">b</e>
              <e type="operand">No</e>
              <e type="operand">α</e>
              <e type="operand">p</e>
              <e type="operand">MI</e>
              <e type="function" args="7">pAdapt</e>
              <e type="operand">t</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">T</e>
              <e type="operand">a</e>
              <e type="operand">b</e>
              <e type="operand">No</e>
              <e type="function" args="3">pR</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Z</e>
              <e type="operand">fs</e>
              <e type="operand">T</e>
              <e type="function" args="2">pZGrid</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">d</e>
              <e type="operand">p</e>
              <e type="operand">Z</e>
              <e type="function" args="1">abs</e>
              <e type="function" args="1">vectorize</e>
              <e type="function" args="1">max</e>
              <e type="operand">Z</e>
              <e type="function" args="1">abs</e>
              <e type="function" args="1">vectorize</e>
              <e type="function" args="1">min</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="1">abs</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">iter</e>
              <e type="operand">1</e>
              <e type="operand">MI</e>
              <e type="function" args="2">range</e>
              <e type="operand">N</e>
              <e type="operand">T</e>
              <e type="function" args="1">length</e>
              <e type="operator" args="2">:</e>
              <e type="operand">A</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">D</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operand">N</e>
              <e type="operand">2</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">A</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">Z</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">Z</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">el</e>
              <e type="operand">Z</e>
              <e type="operand">r</e>
              <e type="operand">2</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">el</e>
              <e type="function" args="3">pCAngle</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operand">N</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">D</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">Z</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
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              <e type="operand">θ</e>
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              <e type="operand">2</e>
              <e type="operator" args="2">+</e>
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              <e type="operator" args="2">*</e>
              <e type="operand">2</e>
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              <e type="operand">Z</e>
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              <e type="operand">1</e>
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              <e type="operand">θ</e>
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              <e type="operator" args="2">&gt;</e>
              <e type="bracket">(</e>
              <e type="operand">Z</e>
              <e type="operand">N</e>
              <e type="function" args="2">el</e>
              <e type="operand">Z</e>
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              <e type="operand">1</e>
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              <e type="function" args="2">el</e>
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              <e type="operand">t</e>
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              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="2">el</e>
              <e type="operand">0.5</e>
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              <e type="operand">N</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="2">el</e>
              <e type="operand">T</e>
              <e type="operand">N</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">:</e>
              <e type="operand" style="string"></e>
              <e type="function" args="3">if</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="function" args="3">if</e>
              <e type="operand">T</e>
              <e type="operand">t</e>
              <e type="operand">T</e>
              <e type="operand">N</e>
              <e type="function" args="2">el</e>
              <e type="function" args="2">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Z</e>
              <e type="operand">fs</e>
              <e type="operand">T</e>
              <e type="function" args="2">pZGrid</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">4</e>
              <e type="operand">1</e>
              <e type="function" args="6">line</e>
              <e type="function" args="3">if</e>
              <e type="operand">4</e>
              <e type="operand">1</e>
              <e type="function" args="6">line</e>
              <e type="function" args="3">for</e>
              <e type="operand">Z</e>
              <e type="operand">4</e>
              <e type="operand">1</e>
              <e type="function" args="6">line</e>
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              <e type="operand">a</e>
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              <e type="function" args="3">pAdapt</e>
              <e type="operand">fs</e>
              <e type="operand">a</e>
              <e type="operand">b</e>
              <e type="operand" style="unit">pAdapt</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand" style="unit">pAdapt</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operand" style="unit">pAdapt</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="operand" style="unit">pAdapt</e>
              <e type="operand">4</e>
              <e type="function" args="2">el</e>
              <e type="function" args="7">pAdapt</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
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              <e type="operator" args="2">:</e>
            </input>
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          <math>
            <input>
              <e type="operand" style="unit">pAdapt</e>
              <e type="operand">25</e>
              <e type="operand">15</e>
              <e type="operand" style="unit">°</e>
              <e type="operator" args="2">*</e>
              <e type="operand">10</e>
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              <e type="operand">8</e>
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          <area terminator="true" />
        </region>
      </region>
      <region top="3123" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
            <p>pGrid</p>
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          <math optimize="2">
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                <p></p>
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              <e type="operand" style="unit">A</e>
              <e type="operand" style="unit">cd</e>
              <e type="operand" style="unit">mol</e>
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              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">7</e>
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              <e type="bracket">(</e>
              <e type="operator" args="2">&amp;</e>
              <e type="bracket">(</e>
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              <e type="function" args="1">length</e>
              <e type="operand">2</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">&amp;</e>
              <e type="operand">X#</e>
              <e type="operand">Y#</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">B#</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">B#</e>
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              <e type="function" args="2">el</e>
              <e type="operand">N#</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="function" args="3">pR</e>
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              <e type="operand">B#</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="operand">B#</e>
              <e type="operand">4</e>
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              <e type="function" args="2">el</e>
              <e type="function" args="3">pR</e>
              <e type="function" args="1">eval</e>
              <e type="operand">1</e>
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              <e type="function" args="4">mat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">X#</e>
              <e type="operand">Y#</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">B#</e>
              <e type="operand">N#</e>
              <e type="operand">1</e>
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              <content>
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              <e type="function" args="2">el</e>
              <e type="operand">i</e>
              <e type="operand">M#</e>
              <e type="operand">k#</e>
              <e type="function" args="2">el</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">M#</e>
              <e type="function" args="1">eval</e>
              <e type="function" args="3">if</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="3528" width="535" height="222" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="false" position="Top" lang="eng">
              <content>
                <p></p>
              </content>
            </description>
            <input>
              <e type="operand">FS#</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="3">pZGrid</e>
              <e type="operand" style="unit">m</e>
              <e type="operand" style="unit">kg</e>
              <e type="operand" style="unit">s</e>
              <e type="operand" style="unit">K</e>
              <e type="operand" style="unit">A</e>
              <e type="operand" style="unit">cd</e>
              <e type="operand" style="unit">mol</e>
              <e type="operand">1</e>
              <e type="operand">7</e>
              <e type="function" args="9">mat</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">7</e>
              <e type="function" args="9">mat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="2">pGrid</e>
              <e type="operator" args="2">:</e>
              <e type="operand">FS#</e>
              <e type="function" args="1">IsMatrix</e>
              <e type="operand">M</e>
              <e type="operand">FS#</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operand">X</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operand">Y</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">M</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">M</e>
              <e type="operand">r</e>
              <e type="operand">c</e>
              <e type="function" args="3">el</e>
              <e type="operand">FS#</e>
              <e type="operand">X</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">i</e>
              <e type="operand">Y</e>
              <e type="operand">c</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">feval</e>
              <e type="operand">FS#</e>
              <e type="operand">X</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="2">el</e>
              <e type="operand">i</e>
              <e type="operand">Y</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">feval</e>
              <e type="function" args="2">try</e>
              <e type="operator" args="2">:</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="function" args="3">if</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="3771" width="476" height="110" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">FS#</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="function" args="3">pTGrid</e>
              <e type="operand">A</e>
              <e type="function" args="1">pr</e>
              <e type="operand">v</e>
              <e type="operand">A</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operand">A</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">-</e>
              <e type="operand">2</e>
              <e type="operator" args="2">/</e>
              <e type="operand">A</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">v</e>
              <e type="operand">v</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">el</e>
              <e type="operand">A</e>
              <e type="operand">v</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="1">eval</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operator" args="2">:</e>
              <e type="operand">FS#</e>
              <e type="operand">X</e>
              <e type="function" args="1">pr</e>
              <e type="operand">Y</e>
              <e type="function" args="1">pr</e>
              <e type="function" args="3">pGrid</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="3897" width="412" height="145" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="false" position="Top" lang="eng">
              <content>
                <p></p>
              </content>
            </description>
            <input>
              <e type="operand">FS#</e>
              <e type="operand">X</e>
              <e type="function" args="2">pRGrid</e>
              <e type="operand" style="unit">m</e>
              <e type="operand" style="unit">kg</e>
              <e type="operand" style="unit">s</e>
              <e type="operand" style="unit">K</e>
              <e type="operand" style="unit">A</e>
              <e type="operand" style="unit">cd</e>
              <e type="operand" style="unit">mol</e>
              <e type="operand">1</e>
              <e type="operand">7</e>
              <e type="function" args="9">mat</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">7</e>
              <e type="function" args="9">mat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operand">X</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">F</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">F</e>
              <e type="operand">k</e>
              <e type="function" args="2">el</e>
              <e type="operand">FS#</e>
              <e type="operand">X</e>
              <e type="operand">k</e>
              <e type="function" args="2">el</e>
              <e type="function" args="2">feval</e>
              <e type="operand">FS#</e>
              <e type="operand">X</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="2">el</e>
              <e type="function" args="2">feval</e>
              <e type="function" args="2">try</e>
              <e type="operator" args="2">:</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="4050" width="535" height="161" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="false" position="Top" lang="eng">
              <content>
                <p></p>
              </content>
            </description>
            <input>
              <e type="operand">FS#</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="3">pRGrid</e>
              <e type="operand" style="unit">m</e>
              <e type="operand" style="unit">kg</e>
              <e type="operand" style="unit">s</e>
              <e type="operand" style="unit">K</e>
              <e type="operand" style="unit">A</e>
              <e type="operand" style="unit">cd</e>
              <e type="operand" style="unit">mol</e>
              <e type="operand">1</e>
              <e type="operand">7</e>
              <e type="function" args="9">mat</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">7</e>
              <e type="function" args="9">mat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="2">pGrid</e>
              <e type="operator" args="2">:</e>
              <e type="operand">FS#</e>
              <e type="function" args="1">IsMatrix</e>
              <e type="operand">M</e>
              <e type="operand">FS#</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operand">X</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operand">Y</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">M</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">M</e>
              <e type="operand">r</e>
              <e type="operand">c</e>
              <e type="function" args="3">el</e>
              <e type="operand">FS#</e>
              <e type="operand">X</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">Y</e>
              <e type="operand">c</e>
              <e type="function" args="2">el</e>
              <e type="function" args="3">pFeval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="function" args="3">if</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="4221" width="527" height="240" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="true" position="Top" lang="eng">
              <content>
              <p>pGrid(F,U,V) returns a length(U)*lenght(V) matrix with [u,v,F(u,v)]</p>
            </content>
            </description>
            <input>
              <e type="operand">FS#</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="3">pGrid</e>
              <e type="operand" style="unit">m</e>
              <e type="operand" style="unit">kg</e>
              <e type="operand" style="unit">s</e>
              <e type="operand" style="unit">K</e>
              <e type="operand" style="unit">A</e>
              <e type="operand" style="unit">cd</e>
              <e type="operand" style="unit">mol</e>
              <e type="operand">1</e>
              <e type="operand">7</e>
              <e type="function" args="9">mat</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">7</e>
              <e type="function" args="9">mat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">FS#</e>
              <e type="function" args="1">IsMatrix</e>
              <e type="operand">FS#</e>
              <e type="function" args="1">eval</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="2">pGrid</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operand">X</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operand">Y</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">M</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">FS#</e>
              <e type="operand">X</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="function" args="3">pFeval</e>
              <e type="function" args="1">IsMatrix</e>
              <e type="operand">M</e>
              <e type="operand">r</e>
              <e type="operand">c</e>
              <e type="function" args="3">el</e>
              <e type="operand">FS#</e>
              <e type="operand">X</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">Y</e>
              <e type="operand">c</e>
              <e type="function" args="2">el</e>
              <e type="function" args="3">pFeval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">M</e>
              <e type="operand">r</e>
              <e type="operand">c</e>
              <e type="function" args="3">el</e>
              <e type="operand">X</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">Y</e>
              <e type="operand">c</e>
              <e type="function" args="2">el</e>
              <e type="operand">FS#</e>
              <e type="operand">X</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">Y</e>
              <e type="operand">c</e>
              <e type="function" args="2">el</e>
              <e type="function" args="3">pFeval</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="3">if</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="function" args="3">if</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region top="4500" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region top="4527" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
            <p>pQuiver</p>
          </content>
          </title>
        </area>
        <region left="54" top="4554" width="598" height="352" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="true" position="Top" lang="eng">
              <content>
            <p>Quiver plot of f(x,y)≡[f.1(x,y) f.2(x,y)]</p>
          </content>
            </description>
            <input>
              <e type="operand">FS#</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="3">pQuiver</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="2">pGrid</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">F</e>
              <e type="operand">FS#</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="function" args="3">pGrid</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operand">X</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operand">Y</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">n</e>
              <e type="operand">1</e>
              <e type="operand">X</e>
              <e type="function" args="1">length</e>
              <e type="operand">Y</e>
              <e type="function" args="1">length</e>
              <e type="operator" args="2">*</e>
              <e type="bracket">(</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Z</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">M</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">XY</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="6">mat</e>
              <e type="operand">One</e>
              <e type="operand">1</e>
              <e type="operand" style="unit">pQuiver</e>
              <e type="function" args="1">length</e>
              <e type="operand">1</e>
              <e type="function" args="2">matrix</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Z</e>
              <e type="operand">n</e>
              <e type="function" args="2">el</e>
              <e type="operand">t</e>
              <e type="operand">F</e>
              <e type="operand">n</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">norme</e>
              <e type="operator" args="2">:</e>
              <e type="bracket">(</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="function" args="2">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operand">F</e>
              <e type="operand">n</e>
              <e type="function" args="2">el</e>
              <e type="operand">t</e>
              <e type="operator" args="2">/</e>
              <e type="function" args="1">eval</e>
              <e type="function" args="3">if</e>
              <e type="operator" args="2">:</e>
              <e type="operand">sc</e>
              <e type="operand">0.9</e>
              <e type="operand">Y</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="operand">Z</e>
              <e type="function" args="1">norme</e>
              <e type="function" args="1">vectorize</e>
              <e type="function" args="1">max</e>
              <e type="operator" args="2">/</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">XY</e>
              <e type="operand">r</e>
              <e type="operand">c</e>
              <e type="function" args="3">el</e>
              <e type="operand">X</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">i</e>
              <e type="operand">Y</e>
              <e type="operand">c</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">M</e>
              <e type="operand">n</e>
              <e type="function" args="2">el</e>
              <e type="operand">sc</e>
              <e type="operand">Z</e>
              <e type="operand">n</e>
              <e type="function" args="2">el</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">i</e>
              <e type="operand">Z</e>
              <e type="operand">n</e>
              <e type="function" args="2">el</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="operand" style="unit">pQuiver</e>
              <e type="operator" args="2">*</e>
              <e type="operand">XY</e>
              <e type="operand">n</e>
              <e type="function" args="2">el</e>
              <e type="operand">One</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="1">ReIm</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">8</e>
              <e type="operand">1</e>
              <e type="function" args="10">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="4932" width="428" height="38" color="#000000" fontSize="10">
          <math>
            <description active="true" position="Right" lang="eng">
              <content>
                <p>Arrow -&gt;</p>
              </content>
            </description>
            <input>
              <e type="operand" style="unit">pQuiver</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">0.8</e>
              <e type="operand">1</e>
              <e type="operand">0.8</e>
              <e type="operand">1</e>
              <e type="operand">5</e>
              <e type="function" args="7">mat</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0.08</e>
              <e type="operand">0</e>
              <e type="operand">0.08</e>
              <e type="operator" args="1">-</e>
              <e type="operand">1</e>
              <e type="operand">5</e>
              <e type="function" args="7">mat</e>
              <e type="operand">i</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="1">transpose</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="4977" width="496" height="38" color="#000000" fontSize="10">
          <math>
            <description active="true" position="Right" lang="eng">
              <content>
                <p>Arrow -|&gt;</p>
              </content>
            </description>
            <input>
              <e type="operand" style="unit">pQuiver</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">0.8</e>
              <e type="operand">1</e>
              <e type="operand">0.8</e>
              <e type="operand">0.8</e>
              <e type="operand">1</e>
              <e type="operand">6</e>
              <e type="function" args="8">mat</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0.08</e>
              <e type="operand">0</e>
              <e type="operand">0.08</e>
              <e type="operator" args="1">-</e>
              <e type="operand">0.08</e>
              <e type="operand">1</e>
              <e type="operand">6</e>
              <e type="function" args="8">mat</e>
              <e type="operand">i</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="1">transpose</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region top="5031" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region top="5058" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
              <p>pView</p>
            </content>
          </title>
        </area>
        <region left="54" top="5085" width="511" height="261" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">az</e>
              <e type="operand">el</e>
              <e type="function" args="2">pView</e>
              <e type="operand">α</e>
              <e type="operand">az</e>
              <e type="operator" args="2">:</e>
              <e type="operand">ε</e>
              <e type="operand">el</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">ε</e>
              <e type="operand">ε</e>
              <e type="operand">180</e>
              <e type="operand" style="unit">°</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="operand">360</e>
              <e type="operand" style="unit">°</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="2">mod</e>
              <e type="operand">360</e>
              <e type="operand" style="unit">°</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="operand">360</e>
              <e type="operand" style="unit">°</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="2">mod</e>
              <e type="operand">180</e>
              <e type="operand" style="unit">°</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">ε</e>
              <e type="operand">90</e>
              <e type="operand" style="unit">°</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">&gt;</e>
              <e type="operand">ε</e>
              <e type="operand">180</e>
              <e type="operand" style="unit">°</e>
              <e type="operator" args="2">*</e>
              <e type="operand">ε</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">α</e>
              <e type="operand">α</e>
              <e type="operand">180</e>
              <e type="operand" style="unit">°</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">ε</e>
              <e type="operand">90</e>
              <e type="operand" style="unit">°</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="1">-</e>
              <e type="operator" args="2">&lt;</e>
              <e type="operand">ε</e>
              <e type="operand">180</e>
              <e type="operand" style="unit">°</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="1">-</e>
              <e type="operand">ε</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">α</e>
              <e type="operand">α</e>
              <e type="operand">180</e>
              <e type="operand" style="unit">°</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">0</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="operand">α</e>
              <e type="operand">α</e>
              <e type="operand">360</e>
              <e type="operand" style="unit">°</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="2">mod</e>
              <e type="operand">360</e>
              <e type="operand" style="unit">°</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="operand">360</e>
              <e type="operand" style="unit">°</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="2">mod</e>
              <e type="operator" args="2">:</e>
              <e type="operand">α</e>
              <e type="function" args="1">cos</e>
              <e type="operand">ε</e>
              <e type="function" args="1">sin</e>
              <e type="operand">α</e>
              <e type="function" args="1">sin</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="1">-</e>
              <e type="operand">ε</e>
              <e type="function" args="1">cos</e>
              <e type="operand">α</e>
              <e type="function" args="1">sin</e>
              <e type="operator" args="2">*</e>
              <e type="operand">α</e>
              <e type="function" args="1">sin</e>
              <e type="operand">ε</e>
              <e type="function" args="1">sin</e>
              <e type="operand">α</e>
              <e type="function" args="1">cos</e>
              <e type="operator" args="2">*</e>
              <e type="operand">ε</e>
              <e type="function" args="1">cos</e>
              <e type="operand">α</e>
              <e type="function" args="1">cos</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="1">-</e>
              <e type="operand">0</e>
              <e type="operand">ε</e>
              <e type="function" args="1">cos</e>
              <e type="operand">ε</e>
              <e type="function" args="1">sin</e>
              <e type="operand">3</e>
              <e type="operand">3</e>
              <e type="function" args="11">mat</e>
              <e type="function" args="1">eval</e>
              <e type="operand">5</e>
              <e type="operand">1</e>
              <e type="function" args="7">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="5355" width="401" height="42" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">az</e>
              <e type="operand">el</e>
              <e type="function" args="2">pView2</e>
              <e type="operand">az</e>
              <e type="operand">el</e>
              <e type="function" args="2">pView</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="2">range</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="2">range</e>
              <e type="function" args="3">el</e>
              <e type="function" args="1">eval</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region top="5409" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region top="5436" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
            <p>pShow</p>
          </content>
          </title>
        </area>
        <region left="18" top="5472" width="623" height="182" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">S#</e>
              <e type="operand">CM</e>
              <e type="operand">γ</e>
              <e type="function" args="3">pShow</e>
              <e type="operand">S</e>
              <e type="operand">S#</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">k</e>
              <e type="operand">2</e>
              <e type="operand">S</e>
              <e type="function" args="1">rows</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">cm</e>
              <e type="operand">S</e>
              <e type="operand">3</e>
              <e type="function" args="2">col</e>
              <e type="operand">CM</e>
              <e type="function" args="2">pClr</e>
              <e type="operator" args="2">:</e>
              <e type="operand">S2</e>
              <e type="operand">S</e>
              <e type="operand">γ</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="2">range</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="2">range</e>
              <e type="function" args="3">el</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">L</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">L</e>
              <e type="operand">k</e>
              <e type="function" args="2">el</e>
              <e type="operand">S2</e>
              <e type="operand">k</e>
              <e type="function" args="2">row</e>
              <e type="operand">S2</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="2">row</e>
              <e type="function" args="2">stack</e>
              <e type="operand">cm</e>
              <e type="operand">k</e>
              <e type="function" args="2">el</e>
              <e type="function" args="2">pLine</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand" style="unit">pShowAxis</e>
              <e type="operand">L</e>
              <e type="operand">S</e>
              <e type="operand">γ</e>
              <e type="function" args="2">pAxis</e>
              <e type="function" args="1">eval</e>
              <e type="function" args="2">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">mat</e>
              <e type="operand">L</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">mat</e>
              <e type="function" args="3">if</e>
              <e type="operand">4</e>
              <e type="operand">1</e>
              <e type="function" args="6">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="5670" width="762" height="479" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="false" position="Top" lang="eng">
              <content>
                <p style="font-family: Arial; font-size: 9px;"></p>
              </content>
            </description>
            <input>
              <e type="operand">M#</e>
              <e type="operand">N</e>
              <e type="operand">g</e>
              <e type="operand">GM</e>
              <e type="operand">GS</e>
              <e type="operand">wm</e>
              <e type="operand">ls</e>
              <e type="operand">d</e>
              <e type="function" args="8">pShow</e>
              <e type="operand">M</e>
              <e type="operand">M#</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">nu</e>
              <e type="operand">N</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">abs</e>
              <e type="operator" args="2">:</e>
              <e type="operand">nv</e>
              <e type="operand">N</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">abs</e>
              <e type="operator" args="2">:</e>
              <e type="operand">w</e>
              <e type="operand">wm</e>
              <e type="operand">GM</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≠</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="6">mat</e>
              <e type="operand">P</e>
              <e type="operand">M</e>
              <e type="operand">g</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operand">P</e>
              <e type="function" args="1">cols</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Z</e>
              <e type="operand">M</e>
              <e type="operand">d</e>
              <e type="function" args="2">col</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">gM</e>
              <e type="operand">gS</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">Z</e>
              <e type="operand">GM</e>
              <e type="function" args="2">pClr</e>
              <e type="operand">gS</e>
              <e type="operand">Z</e>
              <e type="operand">GS</e>
              <e type="function" args="2">pClr</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand" style="unit">pShowAxis</e>
              <e type="operand">nL</e>
              <e type="operand">3</e>
              <e type="operator" args="2">:</e>
              <e type="operand">L</e>
              <e type="operand">M</e>
              <e type="operand">g</e>
              <e type="function" args="2">pAxis</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">nL</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">L</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="3">if</e>
              <e type="operand">r.np</e>
              <e type="operand">1</e>
              <e type="operand" style="unit">pMesh.np</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">r.nv</e>
              <e type="operand">1</e>
              <e type="operand">nv</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">r</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">S</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">ns</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">5</e>
              <e type="function" args="7">mat</e>
              <e type="operand">u\0324\</e>
              <e type="operand">1</e>
              <e type="operand">nu</e>
              <e type="function" args="2">range</e>
              <e type="operand">v\0324\</e>
              <e type="operand">1</e>
              <e type="operand">nv</e>
              <e type="function" args="2">range</e>
              <e type="operand">r</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">S</e>
              <e type="operand">ns</e>
              <e type="operand">ns</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="2">el</e>
              <e type="operand">P</e>
              <e type="operand">r</e>
              <e type="operand">r.np</e>
              <e type="operator" args="2">+</e>
              <e type="operand">c</e>
              <e type="function" args="3">el</e>
              <e type="operand">gM</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">ls</e>
              <e type="operand">w</e>
              <e type="operand">gS</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="function" args="5">pLine</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">r</e>
              <e type="operand">r</e>
              <e type="operand" style="unit">pMesh.np</e>
              <e type="operator" args="2">+</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="function" args="3">for</e>
              <e type="operand">r</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operand">u\0324\</e>
              <e type="operand">nu</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">L</e>
              <e type="operand">nL</e>
              <e type="operand">nL</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="2">el</e>
              <e type="operand">P</e>
              <e type="operand">r</e>
              <e type="operand">r.nv</e>
              <e type="operator" args="2">+</e>
              <e type="operand">c</e>
              <e type="function" args="3">el</e>
              <e type="operand">gM</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">ls</e>
              <e type="operand">w</e>
              <e type="operand">0</e>
              <e type="function" args="5">pLine</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">r</e>
              <e type="operand">r</e>
              <e type="operand">nv</e>
              <e type="operator" args="2">+</e>
              <e type="operand">2</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">4</e>
              <e type="operand">1</e>
              <e type="function" args="6">line</e>
              <e type="function" args="3">for</e>
              <e type="operand">nL</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="function" args="2">matrix</e>
              <e type="operand">L</e>
              <e type="function" args="3">if</e>
              <e type="operand">N</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">0</e>
              <e type="operator" args="2">&lt;</e>
              <e type="operand">S</e>
              <e type="function" args="1">reverse</e>
              <e type="operand">S</e>
              <e type="function" args="3">if</e>
              <e type="function" args="2">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">mat</e>
              <e type="operand">7</e>
              <e type="operand">1</e>
              <e type="function" args="9">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="6165" width="485" height="29" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">M</e>
              <e type="operand">N</e>
              <e type="operand">g</e>
              <e type="operand">GM</e>
              <e type="operand">GS</e>
              <e type="function" args="5">pShow</e>
              <e type="operand">M</e>
              <e type="operand">N</e>
              <e type="operand">g</e>
              <e type="operand">GM</e>
              <e type="operand">GS</e>
              <e type="operand">1</e>
              <e type="operand" style="string">solid</e>
              <e type="operand">3</e>
              <e type="function" args="8">pShow</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region top="6210" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region top="6237" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
            <p>pCMap</p>
          </content>
          </title>
        </area>
        <region left="54" top="6264" width="529" height="225" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">M#</e>
              <e type="operand">G#</e>
              <e type="function" args="2">pClr</e>
              <e type="operand">M</e>
              <e type="operand">M#</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">G</e>
              <e type="operand">G#</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">n</e>
              <e type="operand">1</e>
              <e type="operand">M</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">C</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="6">mat</e>
              <e type="operand">G</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">M</e>
              <e type="function" args="1">length</e>
              <e type="operand">1</e>
              <e type="function" args="2">matrix</e>
              <e type="operand">G</e>
              <e type="function" args="1">IsString</e>
              <e type="operand">C</e>
              <e type="operand">n</e>
              <e type="function" args="2">el</e>
              <e type="operand">G</e>
              <e type="operator" args="2">:</e>
              <e type="operand">a</e>
              <e type="operand">b</e>
              <e type="operand">m</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">M</e>
              <e type="function" args="1">min</e>
              <e type="operand">M</e>
              <e type="function" args="1">max</e>
              <e type="operand">G</e>
              <e type="function" args="1">length</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="function" args="1">eval</e>
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              <e type="operand">C</e>
              <e type="operand">n</e>
              <e type="function" args="2">el</e>
              <e type="operand">G</e>
              <e type="operand">M</e>
              <e type="operand">n</e>
              <e type="function" args="2">el</e>
              <e type="operand">a</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">m</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="operand">b</e>
              <e type="operand">a</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">/</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="1">trunc</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="6507" width="377" height="155" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">A#</e>
              <e type="function" args="1">pCycleC</e>
              <e type="operand">M#</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">m#</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">a#</e>
              <e type="operand">A#</e>
              <e type="function" args="1">eval</e>
              <e type="operand">M#</e>
              <e type="operand">m#</e>
              <e type="operand">m#</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="2">el</e>
              <e type="operand">a#</e>
              <e type="operator" args="2">:</e>
              <e type="operand">iter</e>
              <e type="operand">1</e>
              <e type="operand" style="unit">pCycleC</e>
              <e type="function" args="2">range</e>
              <e type="operand">M#</e>
              <e type="operand">m#</e>
              <e type="operand">m#</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="2">el</e>
              <e type="operand" style="unit">∞</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="3">for</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="function" args="3">for</e>
              <e type="operand">M#</e>
              <e type="operand">m#</e>
              <e type="operand">m#</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="2">el</e>
              <e type="operand" style="unit">∞</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="1">mat2sys.1</e>
              <e type="function" args="1">eval</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
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          <math optimize="2">
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              <e type="operand">g</e>
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              <e type="operand">a</e>
              <e type="function" args="4">rgb</e>
              <e type="operand">hex</e>
              <e type="operand" style="string">0123456789ABCDEF</e>
              <e type="operator" args="2">:</e>
              <e type="operand">d</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">c</e>
              <e type="function" args="1">H</e>
              <e type="operand">n</e>
              <e type="operand">0</e>
              <e type="operand">255</e>
              <e type="operand">c</e>
              <e type="operand">0</e>
              <e type="function" args="2">round</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="1">min</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="1">max</e>
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              <e type="operand">m</e>
              <e type="operand">n</e>
              <e type="operand">16</e>
              <e type="function" args="2">mod</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">n</e>
              <e type="operand">m</e>
              <e type="operator" args="2">-</e>
              <e type="operand">16</e>
              <e type="function" args="2">mod</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">hex</e>
              <e type="operand">n</e>
              <e type="operand">m</e>
              <e type="operator" args="2">-</e>
              <e type="operand">16</e>
              <e type="operator" args="2">/</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operand">1</e>
              <e type="function" args="3">substr</e>
              <e type="operand">hex</e>
              <e type="operand">m</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operand">1</e>
              <e type="function" args="3">substr</e>
              <e type="function" args="2">concat</e>
              <e type="operand">hex</e>
              <e type="operand">m</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operand">1</e>
              <e type="function" args="3">substr</e>
              <e type="function" args="3">if</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
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              <e type="operand">255</e>
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              <e type="operand">r</e>
              <e type="function" args="1">H</e>
              <e type="operand">g</e>
              <e type="function" args="1">H</e>
              <e type="operand">b</e>
              <e type="function" args="1">H</e>
              <e type="function" args="4">concat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">n</e>
              <e type="operand">h</e>
              <e type="function" args="1">strlen</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operand">n</e>
              <e type="function" args="2">range</e>
              <e type="operand">d</e>
              <e type="operand">d</e>
              <e type="operand">hex</e>
              <e type="operand">h</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="function" args="3">substr</e>
              <e type="function" args="2">findstr</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">16</e>
              <e type="operand">n</e>
              <e type="operand">k</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="3">for</e>
              <e type="operand">d</e>
              <e type="operand">2</e>
              <e type="operand">32</e>
              <e type="operator" args="2">^</e>
              <e type="operand">2</e>
              <e type="operand">d</e>
              <e type="operator" args="2">*</e>
              <e type="operand">2</e>
              <e type="operand">32</e>
              <e type="operator" args="2">^</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">≥</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="1">eval</e>
              <e type="operand">5</e>
              <e type="operand">1</e>
              <e type="function" args="7">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="6966" width="228" height="35" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="false" position="Top" lang="eng">
              <content>
              <p style="font-family: Courier New; font-size: 9px;"></p>
            </content>
            </description>
            <input>
              <e type="operand">C</e>
              <e type="function" args="1">rgb</e>
              <e type="operand">C</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">C</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operand">C</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="operand">1</e>
              <e type="function" args="4">rgb</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="351" top="6966" width="252" height="35" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="false" position="Top" lang="eng">
              <content>
              <p style="font-family: Courier New; font-size: 9px;"></p>
            </content>
            </description>
            <input>
              <e type="operand">C</e>
              <e type="operand">a</e>
              <e type="function" args="2">rgb</e>
              <e type="operand">C</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">C</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operand">C</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="operand">a</e>
              <e type="function" args="4">rgb</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
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          <math optimize="2">
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              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">r</e>
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              <e type="operand">n</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">z</e>
              <e type="operand">r</e>
              <e type="operand">T</e>
              <e type="function" args="3">f</e>
              <e type="operand">0</e>
              <e type="operand">255</e>
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      <region top="7713" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
            <p>pMesh</p>
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          </title>
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          <text lang="eng" fontFamily="Consolas" fontSize="10">
            <content>
              <p>Main routines</p>
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          <math optimize="2">
            <description active="false" position="Top" lang="eng">
              <content>
              <p>PMesh returns a matrix suitable for 3D plots.</p>
            </content>
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              <content>
              <p>PMesh returns a maitrx suitable for 3D plots.</p>
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              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">nv</e>
              <e type="operand">F</e>
              <e type="function" args="1">cols</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">np</e>
              <e type="operand">uo</e>
              <e type="function" args="1">length</e>
              <e type="operator" args="2">:</e>
              <e type="operand">r.np</e>
              <e type="operand">1</e>
              <e type="operand">np</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">r.nv</e>
              <e type="operand">1</e>
              <e type="operand">nv</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">M</e>
              <e type="operand">0</e>
              <e type="operand">3</e>
              <e type="function" args="2">matrix</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">u</e>
              <e type="operand">1</e>
              <e type="operand">nu</e>
              <e type="function" args="2">range</e>
              <e type="operand">v</e>
              <e type="operand">1</e>
              <e type="operand">nv</e>
              <e type="function" args="2">range</e>
              <e type="operand">r</e>
              <e type="operand">M</e>
              <e type="function" args="1">rows</e>
              <e type="operator" args="2">:</e>
              <e type="operand">k</e>
              <e type="operand">r</e>
              <e type="operand">r.np</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">M</e>
              <e type="operand">k</e>
              <e type="operand">c</e>
              <e type="function" args="3">el</e>
              <e type="operand">F</e>
              <e type="operand">uo</e>
              <e type="operand">k</e>
              <e type="operand">r</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="2">el</e>
              <e type="operand">u</e>
              <e type="operator" args="2">+</e>
              <e type="operand">vo</e>
              <e type="operand">k</e>
              <e type="operand">r</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="2">el</e>
              <e type="operand">v</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="3">el</e>
              <e type="operand">c</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">:</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="function" args="3">for</e>
              <e type="operand">r</e>
              <e type="operand">M</e>
              <e type="function" args="1">rows</e>
              <e type="operator" args="2">:</e>
              <e type="operand">j</e>
              <e type="operand">r</e>
              <e type="operand">r.nv</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">M</e>
              <e type="operand">j</e>
              <e type="operand">c</e>
              <e type="function" args="3">el</e>
              <e type="operand">M</e>
              <e type="operand">u</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">np</e>
              <e type="operand">nv</e>
              <e type="operator" args="2">*</e>
              <e type="operand">nv</e>
              <e type="operator" args="2">+</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="operand">np</e>
              <e type="operand">nv</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="operand">j</e>
              <e type="operand">r</e>
              <e type="operator" args="2">-</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">np</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operand">c</e>
              <e type="function" args="3">el</e>
              <e type="operator" args="2">:</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="function" args="3">for</e>
              <e type="operand">M</e>
              <e type="operand">5</e>
              <e type="operand">1</e>
              <e type="function" args="7">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="8478" width="95" height="24" color="#000000" fontSize="10" isBreakable="false">
          <text lang="eng" fontFamily="Consolas" fontSize="10">
            <content>
              <p>Short hands</p>
            </content>
          </text>
        </region>
        <region left="18" top="8514" width="676" height="53" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="false" position="Top" lang="eng">
              <content>
                <p></p>
              </content>
            </description>
            <input>
              <e type="operand">F#</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="3">pTMesh</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="2">pGrid</e>
              <e type="operator" args="2">:</e>
              <e type="operand">F#</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="function" args="3">pGrid</e>
              <e type="operand">F#</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="function" args="3">pTGrid</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">5</e>
              <e type="function" args="7">mat</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">5</e>
              <e type="function" args="7">mat</e>
              <e type="function" args="4">pTMeshG</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="8577" width="521" height="32" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="false" position="Top" lang="eng">
              <content>
                <p></p>
              </content>
            </description>
            <input>
              <e type="operand">F#</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="3">pMesh</e>
              <e type="operand">F#</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="3">pGrid</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">5</e>
              <e type="function" args="7">mat</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">5</e>
              <e type="function" args="7">mat</e>
              <e type="function" args="3">pMeshG</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="8622" width="494" height="87" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="false" position="Top" lang="eng">
              <content>
                <p></p>
              </content>
            </description>
            <input>
              <e type="operand">F#</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="3">pWXMesh</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="2">pGrid</e>
              <e type="operator" args="2">:</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">X</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">X</e>
              <e type="function" args="2">stack</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">Y</e>
              <e type="function" args="2">stack</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">F#</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="function" args="3">pGrid</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="3">pMeshG</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="8721" width="494" height="97" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="false" position="Top" lang="eng">
              <content>
                <p></p>
              </content>
            </description>
            <input>
              <e type="operand">F#</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="3">pWYMesh</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="2">pGrid</e>
              <e type="operator" args="2">:</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">X</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">X</e>
              <e type="function" args="2">stack</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">Y</e>
              <e type="function" args="2">stack</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">F#</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="function" args="3">pGrid</e>
              <e type="function" args="1">transpose</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="3">pMeshG</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region top="8820" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region top="8847" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
            <p>pContour</p>
          </content>
          </title>
        </area>
        <region left="54" top="8874" width="297" height="23" color="#000000" fontSize="8">
          <math optimize="2">
            <input>
              <e type="operand">¦AuxIPE</e>
              <e type="operand">0</e>
              <e type="operand">9</e>
              <e type="operand">3</e>
              <e type="operand">10</e>
              <e type="operand">6</e>
              <e type="operand">15</e>
              <e type="operand">5</e>
              <e type="operand">12</e>
              <e type="operand">12</e>
              <e type="operand">5</e>
              <e type="operand">15</e>
              <e type="operand">6</e>
              <e type="operand">10</e>
              <e type="operand">3</e>
              <e type="operand">9</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">16</e>
              <e type="function" args="18">mat</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="387" top="8874" width="147" height="38" color="#000000" fontSize="8">
          <math evaluate="false" optimize="2">
            <input>
              <e type="operand">¦AuxIPΔ</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">0.5</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0.5</e>
              <e type="operand">2</e>
              <e type="operand">5</e>
              <e type="function" args="12">mat</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="576" top="8874" width="104" height="67" color="#000000" fontSize="8">
          <math optimize="2">
            <input>
              <e type="operand">¦AuxIPBin</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="operand">4</e>
              <e type="operand">8</e>
              <e type="operand">4</e>
              <e type="operand">1</e>
              <e type="function" args="6">mat</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="8919" width="259" height="67" color="#000000" fontSize="8">
          <math optimize="2">
            <input>
              <e type="operand">¦AuxIPT</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">4</e>
              <e type="operand">2</e>
              <e type="operand">4</e>
              <e type="operand">3</e>
              <e type="operand">4</e>
              <e type="operand">3</e>
              <e type="operand">4</e>
              <e type="operand">4</e>
              <e type="operand">3</e>
              <e type="operand">2</e>
              <e type="operand">3</e>
              <e type="operand">4</e>
              <e type="operand">2</e>
              <e type="operand">4</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">2</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">3</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">3</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">4</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">4</e>
              <e type="operand">16</e>
              <e type="function" args="66">mat</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="387" top="8919" width="259" height="67" color="#000000" fontSize="8">
          <math optimize="2">
            <input>
              <e type="operand">¦AuxIPB</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">4</e>
              <e type="operand">16</e>
              <e type="function" args="66">mat</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="9000" width="694" height="818" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="true" position="Top" lang="eng">
              <content>
              <p>Contour Plot</p>
            </content>
            </description>
            <input>
              <e type="operand">FS#</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="operand">NL</e>
              <e type="function" args="4">pContour</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="2">pGrid</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Z</e>
              <e type="operand">FS#</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="function" args="3">pRGrid</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">h</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">CL</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="function" args="2">matrix</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">NL</e>
              <e type="function" args="1">IsMatrix</e>
              <e type="operand">L</e>
              <e type="operand">NL</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">L</e>
              <e type="operand">Z</e>
              <e type="function" args="1">max</e>
              <e type="operand">Z</e>
              <e type="function" args="1">min</e>
              <e type="operand">NL</e>
              <e type="operand">2</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="3">pR</e>
              <e type="operand">2</e>
              <e type="operand">NL</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="function" args="2">range</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="3">if</e>
              <e type="operand">q</e>
              <e type="operand">1</e>
              <e type="operand">L</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">range</e>
              <e type="operand">ZL</e>
              <e type="operand">Z</e>
              <e type="operand">L</e>
              <e type="operand">q</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">M</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">m</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">v</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">P</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">z</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">6</e>
              <e type="function" args="8">mat</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operand">X</e>
              <e type="function" args="1">length</e>
              <e type="operand">2</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">3</e>
              <e type="function" args="3">range</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operand">Y</e>
              <e type="function" args="1">length</e>
              <e type="operand">2</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">3</e>
              <e type="function" args="3">range</e>
              <e type="operand">Δx</e>
              <e type="operand">0</e>
              <e type="operand">2</e>
              <e type="operand">2</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="6">mat</e>
              <e type="operand">r</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Δy</e>
              <e type="operand">2</e>
              <e type="operand">2</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="6">mat</e>
              <e type="operand">c</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">z</e>
              <e type="operand">h</e>
              <e type="function" args="2">el</e>
              <e type="operand">ZL</e>
              <e type="operand">Δx</e>
              <e type="operand">h</e>
              <e type="function" args="2">el</e>
              <e type="operand">Δy</e>
              <e type="operand">h</e>
              <e type="function" args="2">el</e>
              <e type="function" args="3">el</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">n</e>
              <e type="operand">1</e>
              <e type="operand">z</e>
              <e type="operand">0</e>
              <e type="operator" args="2">&lt;</e>
              <e type="function" args="1">vectorize</e>
              <e type="operand">¦AuxIPBin</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">¦AuxIPE</e>
              <e type="operand">n</e>
              <e type="function" args="2">el</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">continue</e>
              <e type="operand">ZL</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="3">el</e>
              <e type="operand">0</e>
              <e type="operator" args="2">&lt;</e>
              <e type="bracket">(</e>
              <e type="operand">n</e>
              <e type="operand">11</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="operand">n</e>
              <e type="operand">6</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">|</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">&amp;</e>
              <e type="operand">n</e>
              <e type="operand">n</e>
              <e type="operand">11</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="operand">6</e>
              <e type="operator" args="2">*</e>
              <e type="operand">n</e>
              <e type="operand">6</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="operand">11</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">0</e>
              <e type="function" args="3">if</e>
              <e type="operand">x</e>
              <e type="operand">X</e>
              <e type="operand">Δx</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">:</e>
              <e type="operand">y</e>
              <e type="operand">Y</e>
              <e type="operand">Δy</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">¦AuxIPT</e>
              <e type="operand">k</e>
              <e type="operand">n</e>
              <e type="function" args="3">el</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≠</e>
              <e type="operand">s</e>
              <e type="operand">¦AuxIPT</e>
              <e type="operand">k</e>
              <e type="operand">n</e>
              <e type="function" args="3">el</e>
              <e type="operand">¦AuxIPT</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operand">n</e>
              <e type="function" args="3">el</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">v</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="operand">¦AuxIPB</e>
              <e type="operand">s</e>
              <e type="operand">n</e>
              <e type="function" args="3">el</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≠</e>
              <e type="operand">j</e>
              <e type="operand">1</e>
              <e type="operand">s</e>
              <e type="operand">4</e>
              <e type="function" args="2">mod</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">x</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="operand">y</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">x</e>
              <e type="operand">j</e>
              <e type="function" args="2">el</e>
              <e type="operand">x</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">-</e>
              <e type="operand">y</e>
              <e type="operand">j</e>
              <e type="function" args="2">el</e>
              <e type="operand">y</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">-</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">z</e>
              <e type="operand">j</e>
              <e type="function" args="2">el</e>
              <e type="operand">z</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">/</e>
              <e type="operand">z</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="1">eval</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operand">0</e>
              <e type="function" args="3">if</e>
              <e type="operator" args="2">:</e>
              <e type="operand">M</e>
              <e type="operand">m</e>
              <e type="operand">m</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="2">el</e>
              <e type="operand">v</e>
              <e type="operand">s</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="function" args="2">el</e>
              <e type="operand">v</e>
              <e type="operand">s</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="2">el</e>
              <e type="function" args="2">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="operand">continue</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">for</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="function" args="3">if</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="function" args="3">for</e>
              <e type="function" args="3">for</e>
              <e type="operand">CL</e>
              <e type="operand">CL</e>
              <e type="operand">M</e>
              <e type="function" args="2">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="function" args="3">for</e>
              <e type="operand">CL</e>
              <e type="operand">5</e>
              <e type="operand">1</e>
              <e type="function" args="7">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="792" top="9000" width="652" height="931" color="#000000" fontSize="10">
          <math evaluate="false" optimize="2">
            <description active="true" position="Top" lang="eng">
              <content>
              <p>Contour Plot</p>
            </content>
            </description>
            <input>
              <e type="operand">FS#</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="operand">NL</e>
              <e type="function" args="4">pContour</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="2">pGrid</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Z</e>
              <e type="operand">FS#</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="function" args="3">pRGrid</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">h</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">CL</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">NL</e>
              <e type="function" args="1">IsMatrix</e>
              <e type="operand">L</e>
              <e type="operand">NL</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">L</e>
              <e type="operand">Z</e>
              <e type="function" args="1">max</e>
              <e type="operand">Z</e>
              <e type="function" args="1">min</e>
              <e type="operand">NL</e>
              <e type="operand">2</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="3">pR</e>
              <e type="operand">2</e>
              <e type="operand">NL</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="function" args="2">range</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="3">if</e>
              <e type="operand">q</e>
              <e type="operand">1</e>
              <e type="operand">L</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">range</e>
              <e type="operand">ZL</e>
              <e type="operand">Z</e>
              <e type="operand">L</e>
              <e type="operand">q</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">M</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">m</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">v</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">P</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">z</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">6</e>
              <e type="function" args="8">mat</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operand">X</e>
              <e type="function" args="1">length</e>
              <e type="operand">2</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">3</e>
              <e type="function" args="3">range</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operand">Y</e>
              <e type="function" args="1">length</e>
              <e type="operand">2</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">3</e>
              <e type="function" args="3">range</e>
              <e type="operand">Δx</e>
              <e type="operand">0</e>
              <e type="operand">2</e>
              <e type="operand">2</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="6">mat</e>
              <e type="operand">r</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Δy</e>
              <e type="operand">2</e>
              <e type="operand">2</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="6">mat</e>
              <e type="operand">c</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">z</e>
              <e type="operand">h</e>
              <e type="function" args="2">el</e>
              <e type="operand">ZL</e>
              <e type="operand">Δx</e>
              <e type="operand">h</e>
              <e type="function" args="2">el</e>
              <e type="operand">Δy</e>
              <e type="operand">h</e>
              <e type="function" args="2">el</e>
              <e type="function" args="3">el</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">n</e>
              <e type="operand">1</e>
              <e type="operand">z</e>
              <e type="operand">0</e>
              <e type="operator" args="2">&lt;</e>
              <e type="function" args="1">vectorize</e>
              <e type="operand">¦AuxIPBin</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">¦AuxIPE</e>
              <e type="operand">n</e>
              <e type="function" args="2">el</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">continue</e>
              <e type="operand">ZL</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="3">el</e>
              <e type="operand">0</e>
              <e type="operator" args="2">&lt;</e>
              <e type="bracket">(</e>
              <e type="operand">n</e>
              <e type="operand">11</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="operand">n</e>
              <e type="operand">6</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">|</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">&amp;</e>
              <e type="operand">n</e>
              <e type="operand">n</e>
              <e type="operand">11</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="operand">6</e>
              <e type="operator" args="2">*</e>
              <e type="operand">n</e>
              <e type="operand">6</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="operand">11</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">0</e>
              <e type="function" args="3">if</e>
              <e type="operand">x</e>
              <e type="operand">X</e>
              <e type="operand">Δx</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">:</e>
              <e type="operand">y</e>
              <e type="operand">Y</e>
              <e type="operand">Δy</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">¦AuxIPT</e>
              <e type="operand">k</e>
              <e type="operand">n</e>
              <e type="function" args="3">el</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≠</e>
              <e type="operand">s</e>
              <e type="operand">¦AuxIPT</e>
              <e type="operand">k</e>
              <e type="operand">n</e>
              <e type="function" args="3">el</e>
              <e type="operand">¦AuxIPT</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operand">n</e>
              <e type="function" args="3">el</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">v</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="operand">¦AuxIPB</e>
              <e type="operand">s</e>
              <e type="operand">n</e>
              <e type="function" args="3">el</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≠</e>
              <e type="operand">j</e>
              <e type="operand">1</e>
              <e type="operand">s</e>
              <e type="operand">4</e>
              <e type="function" args="2">mod</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">x</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="operand">y</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">x</e>
              <e type="operand">j</e>
              <e type="function" args="2">el</e>
              <e type="operand">x</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">-</e>
              <e type="operand">y</e>
              <e type="operand">j</e>
              <e type="function" args="2">el</e>
              <e type="operand">y</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">-</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">z</e>
              <e type="operand">j</e>
              <e type="function" args="2">el</e>
              <e type="operand">z</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">/</e>
              <e type="operand">z</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="1">eval</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operand">0</e>
              <e type="function" args="3">if</e>
              <e type="operator" args="2">:</e>
              <e type="operand">M</e>
              <e type="operand">m</e>
              <e type="operand">m</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="2">el</e>
              <e type="operand">v</e>
              <e type="operand">s</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="function" args="2">el</e>
              <e type="operand">v</e>
              <e type="operand">s</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="2">el</e>
              <e type="function" args="2">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">iter</e>
              <e type="operand">1</e>
              <e type="operand" style="unit">pCycleC</e>
              <e type="function" args="2">range</e>
              <e type="operand">M</e>
              <e type="operand">m</e>
              <e type="operand">m</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="2">el</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="3">for</e>
              <e type="operand">4</e>
              <e type="operand">1</e>
              <e type="function" args="6">line</e>
              <e type="operand">continue</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">for</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="function" args="3">if</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="function" args="3">for</e>
              <e type="function" args="3">for</e>
              <e type="operand">CL</e>
              <e type="operand">q</e>
              <e type="function" args="2">el</e>
              <e type="operand">M</e>
              <e type="function" args="1">mat2sys.1</e>
              <e type="operator" args="2">:</e>
              <e type="operand">iter</e>
              <e type="operand">1</e>
              <e type="operand" style="unit">pCycleC</e>
              <e type="function" args="2">range</e>
              <e type="operand">cCL</e>
              <e type="operand" style="unit">pCycleC</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="operand">q</e>
              <e type="operator" args="2">*</e>
              <e type="operand" style="unit">pCycleC</e>
              <e type="operator" args="2">-</e>
              <e type="operand">iter</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">el</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="3">for</e>
              <e type="operand">4</e>
              <e type="operand">1</e>
              <e type="function" args="6">line</e>
              <e type="function" args="3">for</e>
              <e type="operand">CL</e>
              <e type="operand">q</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">el</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="1">mat2sys.1</e>
              <e type="operand">5</e>
              <e type="operand">1</e>
              <e type="function" args="7">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="9846" width="340" height="32" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">Z</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="function" args="3">pContour</e>
              <e type="operand">Z</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">mat</e>
              <e type="function" args="4">pContour</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region top="9882" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region top="9909" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
              <p>pZ &amp; FillContour</p>
            </content>
          </title>
        </area>
        <region left="54" top="9954" width="573" height="55" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">FS#</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="operand">g</e>
              <e type="function" args="4">pFillContour</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="2">pGrid</e>
              <e type="operator" args="2">:</e>
              <e type="operand">M</e>
              <e type="operand">FS#</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="function" args="3">pRGrid</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">M</e>
              <e type="operand">g</e>
              <e type="function" args="2">pClr</e>
              <e type="function" args="3">pFill2</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="10017" width="493" height="63" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">FS#</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="operand">g</e>
              <e type="function" args="4">pZ</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="2">pGrid</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Z</e>
              <e type="operand">FS#</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="function" args="3">pZGrid</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">Z</e>
              <e type="function" args="1">Arg</e>
              <e type="function" args="1">vectorize</e>
              <e type="operand">g</e>
              <e type="function" args="2">pClr</e>
              <e type="function" args="3">pFill2</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="10098" width="529" height="205" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">a</e>
              <e type="function" args="3">pFill2</e>
              <e type="operand">nx</e>
              <e type="operand">X</e>
              <e type="function" args="1">length</e>
              <e type="operator" args="2">:</e>
              <e type="operand">ny</e>
              <e type="operand">Y</e>
              <e type="function" args="1">length</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operand">nx</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operand">ny</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">S</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">S</e>
              <e type="operand">r</e>
              <e type="operand">c</e>
              <e type="function" args="3">el</e>
              <e type="operand">X</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">Y</e>
              <e type="operand">c</e>
              <e type="function" args="2">el</e>
              <e type="operand">X</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">Y</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">el</e>
              <e type="operand">X</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">el</e>
              <e type="operand">Y</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">el</e>
              <e type="operand">X</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">el</e>
              <e type="operand">Y</e>
              <e type="operand">c</e>
              <e type="function" args="2">el</e>
              <e type="operand">4</e>
              <e type="operand">2</e>
              <e type="function" args="10">mat</e>
              <e type="operand">a</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">ny</e>
              <e type="operator" args="2">*</e>
              <e type="operand">c</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">el</e>
              <e type="function" args="2">pPolygon</e>
              <e type="operator" args="2">:</e>
              <e type="operand">S</e>
              <e type="operand">1</e>
              <e type="operand">S</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">range</e>
              <e type="function" args="2">el</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">mat</e>
              <e type="operand">4</e>
              <e type="operand">1</e>
              <e type="function" args="6">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="10314" width="530" height="236" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">FS#</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="3">pZ</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="2">pGrid</e>
              <e type="operator" args="2">:</e>
              <e type="operand">nx</e>
              <e type="operand">X</e>
              <e type="function" args="1">length</e>
              <e type="operator" args="2">:</e>
              <e type="operand">ny</e>
              <e type="operand">Y</e>
              <e type="function" args="1">length</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Sc</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Sr</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="6">mat</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operand">nx</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operand">ny</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">Zc</e>
              <e type="operand">FS#</e>
              <e type="operand">X</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">X</e>
              <e type="operand">nx</e>
              <e type="function" args="2">el</e>
              <e type="operand" style="unit">pZ_refine</e>
              <e type="operand">nx</e>
              <e type="operator" args="2">*</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="3">pR</e>
              <e type="operand">Y</e>
              <e type="function" args="3">pZGrid</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Sc</e>
              <e type="operand">c</e>
              <e type="function" args="2">el</e>
              <e type="operand">Zc</e>
              <e type="operand">c</e>
              <e type="function" args="2">col</e>
              <e type="function" args="1">ReIm</e>
              <e type="operand" style="unit">pZ_blue</e>
              <e type="function" args="2">pLine</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Zr</e>
              <e type="operand">FS#</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">Y</e>
              <e type="operand">ny</e>
              <e type="function" args="2">el</e>
              <e type="operand" style="unit">pZ_refine</e>
              <e type="operand">ny</e>
              <e type="operator" args="2">*</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="3">pR</e>
              <e type="function" args="3">pZGrid</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Sr</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">Zr</e>
              <e type="operand">r</e>
              <e type="function" args="2">row</e>
              <e type="function" args="1">transpose</e>
              <e type="function" args="1">ReIm</e>
              <e type="operand" style="unit">pZ_red</e>
              <e type="function" args="2">pLine</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Sc</e>
              <e type="operand">Sr</e>
              <e type="function" args="2">stack</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">mat</e>
              <e type="function" args="1">eval</e>
              <e type="operand">8</e>
              <e type="operand">1</e>
              <e type="function" args="10">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="10566" width="172" height="24" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand" style="unit">pZ_blue</e>
              <e type="operand" style="string">#7F7F0000</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="261" top="10566" width="164" height="24" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand" style="unit">pZ_red</e>
              <e type="operand" style="string">#7F007FFF</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="468" top="10566" width="108" height="24" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand" style="unit">pZ_refine</e>
              <e type="operand">8</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="10602" width="124" height="24" color="#000000" fontSize="10">
          <math evaluate="false">
            <input>
              <e type="operand" style="unit">pZ</e>
              <e type="operand" style="string">polyline</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="216" top="10602" width="74" height="24" color="#000000" fontSize="10">
          <math evaluate="false">
            <input>
              <e type="operand" style="string">spline</e>
            </input>
          </math>
        </region>
        <region left="333" top="10602" width="90" height="24" color="#000000" fontSize="10">
          <math evaluate="false">
            <input>
              <e type="operand" style="string">polyline</e>
            </input>
          </math>
        </region>
        <region left="441" top="10602" width="74" height="24" color="#000000" fontSize="10">
          <math evaluate="false">
            <input>
              <e type="operand" style="string">bezier</e>
            </input>
          </math>
        </region>
        <region top="10647" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region top="10674" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
            <p>pD3</p>
          </content>
          </title>
        </area>
        <region left="18" top="10701" width="709" height="604" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">R</e>
              <e type="operand">γ</e>
              <e type="function" args="2">pD3</e>
              <e type="operand">R</e>
              <e type="function" args="1">cols</e>
              <e type="operand">3</e>
              <e type="operator" args="2">&gt;</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">Z</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">R</e>
              <e type="operand">2</e>
              <e type="function" args="2">col</e>
              <e type="operand">R</e>
              <e type="operand">3</e>
              <e type="function" args="2">col</e>
              <e type="operand">R</e>
              <e type="operand">4</e>
              <e type="function" args="2">col</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">Z</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">R</e>
              <e type="operand">1</e>
              <e type="function" args="2">col</e>
              <e type="operand">R</e>
              <e type="operand">2</e>
              <e type="function" args="2">col</e>
              <e type="operand">R</e>
              <e type="operand">3</e>
              <e type="function" args="2">col</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="3">if</e>
              <e type="operand">γ2</e>
              <e type="operand">γ</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="2">range</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="2">range</e>
              <e type="function" args="3">el</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">M</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">Z</e>
              <e type="function" args="3">augment</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">M2</e>
              <e type="operand">M</e>
              <e type="operand">γ2</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">mX2</e>
              <e type="operand">mY2</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">M2</e>
              <e type="operand">1</e>
              <e type="function" args="2">col</e>
              <e type="function" args="1">min</e>
              <e type="function" args="1">abs</e>
              <e type="operand">M2</e>
              <e type="operand">2</e>
              <e type="function" args="2">col</e>
              <e type="function" args="1">min</e>
              <e type="function" args="1">abs</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">B</e>
              <e type="operand">M</e>
              <e type="operand" style="unit">pD3%</e>
              <e type="function" args="2">pBox</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">m</e>
              <e type="operand">a</e>
              <e type="operand">b</e>
              <e type="function" args="3">b2</e>
              <e type="operand">m2</e>
              <e type="operand">m</e>
              <e type="operand">γ2</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">m2</e>
              <e type="operand">1</e>
              <e type="function" args="2">col</e>
              <e type="operand">a</e>
              <e type="operand">1</e>
              <e type="operand" style="unit">pD3%</e>
              <e type="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operand">m2</e>
              <e type="operand">2</e>
              <e type="function" args="2">col</e>
              <e type="operand">b</e>
              <e type="operand">1</e>
              <e type="operand" style="unit">pD3%</e>
              <e type="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="2">augment</e>
              <e type="function" args="1">eval</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operator" args="2">:</e>
              <e type="operand">b</e>
              <e type="operand">B</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">2</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">2</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">4</e>
              <e type="operand">3</e>
              <e type="function" args="14">mat</e>
              <e type="operand">B</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">3</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">3</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operand">4</e>
              <e type="operand">3</e>
              <e type="function" args="14">mat</e>
              <e type="operand">B</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">3</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">2</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">3</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">2</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operand">B</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">4</e>
              <e type="operand">3</e>
              <e type="function" args="14">mat</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">M2</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">B</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="function" args="3">augment</e>
              <e type="operand">0</e>
              <e type="operand">mY2</e>
              <e type="function" args="3">b2</e>
              <e type="operand">X</e>
              <e type="operand">B</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">Z</e>
              <e type="function" args="3">augment</e>
              <e type="operand">mX2</e>
              <e type="operand">0</e>
              <e type="function" args="3">b2</e>
              <e type="operand">B</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">Y</e>
              <e type="operand">Z</e>
              <e type="function" args="3">augment</e>
              <e type="operand">mX2</e>
              <e type="operator" args="1">-</e>
              <e type="operand">0</e>
              <e type="function" args="3">b2</e>
              <e type="operand">b</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">0</e>
              <e type="operand">mY2</e>
              <e type="function" args="3">b2</e>
              <e type="operand" style="unit">pD3Clr</e>
              <e type="function" args="2">pPolygon</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">mat</e>
              <e type="operand">b</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operand">mX2</e>
              <e type="operand">0</e>
              <e type="function" args="3">b2</e>
              <e type="operand" style="unit">pD3Clr</e>
              <e type="function" args="2">pPolygon</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">mat</e>
              <e type="operand">b</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="operand">mX2</e>
              <e type="operator" args="1">-</e>
              <e type="operand">0</e>
              <e type="function" args="3">b2</e>
              <e type="operand" style="unit">pD3Clr</e>
              <e type="function" args="2">pPolygon</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">mat</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">mat</e>
              <e type="operand">M</e>
              <e type="operand">γ</e>
              <e type="function" args="2">pAxis</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">mat</e>
              <e type="operand">M2</e>
              <e type="operand">1</e>
              <e type="function" args="2">row</e>
              <e type="operand" style="string">.</e>
              <e type="operand">6</e>
              <e type="operand" style="string">yellow</e>
              <e type="function" args="4">augment</e>
              <e type="operand">7</e>
              <e type="operand">1</e>
              <e type="function" args="9">sys</e>
              <e type="operand">7</e>
              <e type="operand">1</e>
              <e type="function" args="9">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="11313" width="164" height="24" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand" style="unit">pD3Clr</e>
              <e type="operand" style="string">#4466FF44</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="315" top="11313" width="80" height="24" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand" style="unit">pD3%</e>
              <e type="operand">5</e>
              <e type="operand" style="unit">%</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region top="11349" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region top="11376" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
            <p>pStem</p>
          </content>
          </title>
        </area>
        <region left="54" top="11403" width="553" height="177" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">c</e>
              <e type="function" args="3">pStem</e>
              <e type="operand">X</e>
              <e type="function" args="1">IsMatrix</e>
              <e type="operand">S</e>
              <e type="operand">X</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">k</e>
              <e type="operand">2</e>
              <e type="operand">X</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">range</e>
              <e type="operand">S</e>
              <e type="operand">S</e>
              <e type="operand">X</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="2">el</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">X</e>
              <e type="operand">k</e>
              <e type="function" args="2">el</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">X</e>
              <e type="operand">k</e>
              <e type="function" args="2">el</e>
              <e type="operand">Y</e>
              <e type="operand">k</e>
              <e type="function" args="2">el</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="4">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="3">for</e>
              <e type="operand">S</e>
              <e type="operand" style="string"></e>
              <e type="operand" style="string"></e>
              <e type="operand" style="string"></e>
              <e type="operand" style="string"></e>
              <e type="operand" style="string"></e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">c</e>
              <e type="function" args="3">augment</e>
              <e type="operand">1</e>
              <e type="operand">7</e>
              <e type="function" args="9">mat</e>
              <e type="function" args="1">mat2sys.1</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="operand">Y</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="function" args="2">pRGrid</e>
              <e type="operand">c</e>
              <e type="function" args="3">pStem</e>
              <e type="function" args="3">if</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="11592" width="249" height="29" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="function" args="2">pStem</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand" style="string">o</e>
              <e type="function" args="3">pStem</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region top="11628" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region top="11655" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
            <p>fit</p>
          </content>
          </title>
        </area>
        <region left="54" top="11691" width="547" height="617" color="#000000" fontSize="10">
          <math breaking="264">
            <input>
              <e type="operand">FS</e>
              <e type="operand">a#</e>
              <e type="operand">X#</e>
              <e type="operand">Y#</e>
              <e type="operand">ν</e>
              <e type="operand">μ</e>
              <e type="operand">εx</e>
              <e type="operand">εy</e>
              <e type="operand">δx</e>
              <e type="operand">MI</e>
              <e type="function" args="10">fit.LM</e>
              <e type="operand">X</e>
              <e type="operand">X#</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Y</e>
              <e type="operand">Y#</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">X</e>
              <e type="function" args="1">cols</e>
              <e type="operand">1</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">co</e>
              <e type="operand">1</e>
              <e type="operator" args="2">:</e>
              <e type="operand">co</e>
              <e type="operand">1</e>
              <e type="operand">X</e>
              <e type="function" args="1">cols</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="3">if</e>
              <e type="operand">m</e>
              <e type="operand">X</e>
              <e type="function" args="1">rows</e>
              <e type="operator" args="2">:</e>
              <e type="operand">n</e>
              <e type="operand">a#</e>
              <e type="function" args="1">length</e>
              <e type="operator" args="2">:</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operand">m</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operand">n</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="6">mat</e>
              <e type="operand">a</e>
              <e type="operand">a#</e>
              <e type="operand">c</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Id</e>
              <e type="operand">n</e>
              <e type="function" args="1">identity</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">Na</e>
              <e type="operand">∞</e>
              <e type="operator" args="2">:</e>
              <e type="operand">upd</e>
              <e type="operand">1</e>
              <e type="operator" args="2">:</e>
              <e type="operand">FX</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Fa</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Fb</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">J</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">6</e>
              <e type="function" args="8">mat</e>
              <e type="operand">iter</e>
              <e type="operand">1</e>
              <e type="operand">MI</e>
              <e type="function" args="2">range</e>
              <e type="operand">upd</e>
              <e type="operand">1</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">FX</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">FS</e>
              <e type="operand">X</e>
              <e type="operand">r</e>
              <e type="operand">co</e>
              <e type="function" args="3">el</e>
              <e type="operand">a</e>
              <e type="function" args="3">pFeval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">J</e>
              <e type="operand">r</e>
              <e type="operand">c</e>
              <e type="function" args="3">el</e>
              <e type="operand">FS</e>
              <e type="operand">X</e>
              <e type="operand">r</e>
              <e type="operand">co</e>
              <e type="function" args="3">el</e>
              <e type="operand">a</e>
              <e type="operand">δx</e>
              <e type="operand">Id</e>
              <e type="operand">c</e>
              <e type="function" args="2">col</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="3">pFeval</e>
              <e type="operand">FX</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">-</e>
              <e type="operand">δx</e>
              <e type="operator" args="2">/</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Fa</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">FX</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">Y</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">H</e>
              <e type="operand">J</e>
              <e type="function" args="1">transpose</e>
              <e type="operand">J</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="operand">continue</e>
              <e type="function" args="3">if</e>
              <e type="operand">s</e>
              <e type="operand">H</e>
              <e type="operand">μ</e>
              <e type="operand">Id</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="operand">1</e>
              <e type="operator" args="1">-</e>
              <e type="operator" args="2">^</e>
              <e type="operand">J</e>
              <e type="function" args="1">transpose</e>
              <e type="operand">Fa</e>
              <e type="operator" args="2">*</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">b</e>
              <e type="operand">a</e>
              <e type="operand">s</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Fb</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">FS</e>
              <e type="operand">X</e>
              <e type="operand">r</e>
              <e type="operand">co</e>
              <e type="function" args="3">el</e>
              <e type="operand">a</e>
              <e type="function" args="3">pFeval</e>
              <e type="operand">Y</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Nb</e>
              <e type="operand">Fb</e>
              <e type="function" args="1">norme</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">μ</e>
              <e type="function" args="1">sqrt</e>
              <e type="operand">Nb</e>
              <e type="operator" args="2">*</e>
              <e type="operand">Na</e>
              <e type="operator" args="2">&lt;</e>
              <e type="operand">s</e>
              <e type="function" args="1">normi</e>
              <e type="operand">εx</e>
              <e type="operand">a</e>
              <e type="function" args="1">normi</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">&lt;</e>
              <e type="operand">break</e>
              <e type="operand">a</e>
              <e type="operand">b</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Fa</e>
              <e type="operand">Fb</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Na</e>
              <e type="operand">Nb</e>
              <e type="operator" args="2">:</e>
              <e type="operand">μ</e>
              <e type="operand">μ</e>
              <e type="operand">ν</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="2">:</e>
              <e type="operand">upd</e>
              <e type="operand">1</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">5</e>
              <e type="function" args="7">mat</e>
              <e type="function" args="3">if</e>
              <e type="operand">μ</e>
              <e type="operand">ν</e>
              <e type="operand">μ</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">:</e>
              <e type="operand">upd</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="3">if</e>
              <e type="operand">4</e>
              <e type="operand">1</e>
              <e type="function" args="6">line</e>
              <e type="function" args="3">for</e>
              <e type="operand">a</e>
              <e type="function" args="1">eval</e>
              <e type="operand">7</e>
              <e type="operand">1</e>
              <e type="function" args="9">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="12330" width="552" height="35" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">FS#</e>
              <e type="operand">p</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="function" args="4">fit.LM</e>
              <e type="operand">FS#</e>
              <e type="operand">p</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand" style="unit">ν.LM</e>
              <e type="operand" style="unit">μ.LM</e>
              <e type="operand" style="unit">εx</e>
              <e type="operand" style="unit">εy</e>
              <e type="operand" style="unit">δx</e>
              <e type="operand" style="unit">MaxIters</e>
              <e type="function" args="10">fit.LM</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="12375" width="861" height="49" color="#000000" fontSize="8">
          <math>
            <input>
              <e type="operand">x</e>
              <e type="operand">y</e>
              <e type="function" args="2">franke</e>
              <e type="operand">0.75</e>
              <e type="operand">e</e>
              <e type="operand">9</e>
              <e type="operand">x</e>
              <e type="operator" args="2">*</e>
              <e type="operand">2</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operand">9</e>
              <e type="operand">y</e>
              <e type="operator" args="2">*</e>
              <e type="operand">2</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">+</e>
              <e type="operand">4</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="1">-</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">*</e>
              <e type="operand">0.75</e>
              <e type="operand">e</e>
              <e type="operand">9</e>
              <e type="operand">x</e>
              <e type="operator" args="2">*</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operand">49</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="1">-</e>
              <e type="operand">9</e>
              <e type="operand">y</e>
              <e type="operator" args="2">*</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operand">10</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="operand">0.5</e>
              <e type="operand">e</e>
              <e type="operand">9</e>
              <e type="operand">x</e>
              <e type="operator" args="2">*</e>
              <e type="operand">7</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operand">9</e>
              <e type="operand">y</e>
              <e type="operator" args="2">*</e>
              <e type="operand">3</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">+</e>
              <e type="operand">4</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="1">-</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="operand">0.2</e>
              <e type="operand">e</e>
              <e type="operand">9</e>
              <e type="operand">x</e>
              <e type="operator" args="2">*</e>
              <e type="operand">4</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="1">-</e>
              <e type="operand">9</e>
              <e type="operand">y</e>
              <e type="operator" args="2">*</e>
              <e type="operand">7</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="12447" width="82" height="33" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand" style="unit">εx</e>
              <e type="operand">10</e>
              <e type="operand">5</e>
              <e type="operator" args="1">-</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="162" top="12447" width="82" height="33" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand" style="unit">εy</e>
              <e type="operand">10</e>
              <e type="operand">7</e>
              <e type="operator" args="1">-</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="279" top="12447" width="116" height="24" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand" style="unit">MaxIters</e>
              <e type="operand">100</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="432" top="12447" width="64" height="30" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand" style="unit">ν.LM</e>
              <e type="operand">10</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="513" top="12447" width="106" height="30" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand" style="unit">μ.LM</e>
              <e type="operand">0.01</e>
              <e type="operand" style="unit">ν.LM</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="639" top="12447" width="88" height="24" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand" style="unit">δx</e>
              <e type="operand">100</e>
              <e type="operand" style="unit">εx</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region top="12501" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region top="12528" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
            <p>PolyFit</p>
          </content>
          </title>
        </area>
        <region left="18" top="12564" width="659" height="117" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">x</e>
              <e type="operand">y</e>
              <e type="operand">n</e>
              <e type="function" args="3">PolyFit</e>
              <e type="operand">m</e>
              <e type="operand">x</e>
              <e type="function" args="1">length</e>
              <e type="operator" args="2">:</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operand">m</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operand">n</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">A</e>
              <e type="operand">m</e>
              <e type="operand">n</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">matrix</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="6">mat</e>
              <e type="operand">A</e>
              <e type="operand">r</e>
              <e type="operand">c</e>
              <e type="function" args="3">el</e>
              <e type="operand">x</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">x</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">&amp;</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">:</e>
              <e type="operand">A</e>
              <e type="function" args="1">transpose</e>
              <e type="operand">A</e>
              <e type="operator" args="2">*</e>
              <e type="bracket">(</e>
              <e type="operand">1</e>
              <e type="operator" args="1">-</e>
              <e type="operator" args="2">^</e>
              <e type="operand">A</e>
              <e type="function" args="1">transpose</e>
              <e type="operand">y</e>
              <e type="operator" args="2">*</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="1">eval</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="12708" width="276" height="53" color="#000000" fontSize="10" isBreakable="false">
          <text lang="eng" width="267" fontFamily="Consolas" fontSize="10">
            <content>
            <p style="font-family: Arial;">You can try to substitute the last line with someone of the following, from dislin plugin, which are more robust and general</p>
          </content>
          </text>
        </region>
        <region left="306" top="12708" width="181" height="26" color="#000000" fontSize="10">
          <math evaluate="false">
            <input>
              <e type="operand">A</e>
              <e type="operand">y</e>
              <e type="function" args="2">dn_LinAlgLLS_COF</e>
            </input>
          </math>
        </region>
        <region left="540" top="12708" width="111" height="23" color="#000000" fontSize="10" isBreakable="false">
          <text lang="eng" fontFamily="Consolas" fontSize="10">
            <content>
            <p style="font-family: Arial;">In matlab: (A\y).'</p>
          </content>
          </text>
        </region>
        <region left="306" top="12735" width="181" height="26" color="#000000" fontSize="10">
          <math evaluate="false">
            <input>
              <e type="operand">A</e>
              <e type="operand">y</e>
              <e type="function" args="2">dn_LinAlgLLS_SVD</e>
            </input>
          </math>
        </region>
        <region left="306" top="12762" width="205" height="26" color="#000000" fontSize="10">
          <math evaluate="false">
            <input>
              <e type="operand">A</e>
              <e type="operand">y</e>
              <e type="function" args="2">dn_LinAlgLLS_QRorLQ</e>
            </input>
          </math>
        </region>
        <region left="18" top="12807" width="249" height="23" color="#000000" fontSize="10" isBreakable="false">
          <text lang="eng" fontFamily="Consolas" fontSize="10">
            <content>
            <p style="font-family: Arial;">A is the Vandermonde matrix. The code</p>
          </content>
          </text>
        </region>
        <region left="270" top="12807" width="129" height="35" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">x</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">&amp;</e>
            </input>
          </math>
        </region>
        <region left="405" top="12807" width="278" height="23" color="#000000" fontSize="10" isBreakable="false">
          <text lang="eng" fontFamily="Consolas" fontSize="10">
            <content>
            <p style="font-family: Arial;">is for avoid the SMath error 0^0, Uncertainty.</p>
          </content>
          </text>
        </region>
        <region left="54" top="12852" width="331" height="100" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">p</e>
              <e type="operand">x</e>
              <e type="function" args="2">PolyVal</e>
              <e type="operand">P</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">k</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">c</e>
              <e type="operand">p</e>
              <e type="operand">P</e>
              <e type="operand">P</e>
              <e type="operand">c</e>
              <e type="operand">x</e>
              <e type="operand">k</e>
              <e type="operator" args="2">^</e>
              <e type="function" args="1">vectorize</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">k</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="3">for</e>
              <e type="operand">P</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="558" top="12852" width="115" height="23" color="#000000" fontSize="10" isBreakable="false">
          <text lang="eng" width="115" fontFamily="Consolas" fontSize="10">
            <content>
            <p style="font-family: Arial;">Horner Method</p>
          </content>
          </text>
        </region>
        <region left="558" top="12870" width="122" height="69" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">p</e>
              <e type="operand">k</e>
              <e type="function" args="2">el</e>
              <e type="operand">x</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">^</e>
              <e type="function" args="1">vectorize</e>
              <e type="operator" args="2">*</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operand">n</e>
              <e type="function" args="4">sum</e>
            </input>
          </math>
        </region>
        <region left="54" top="12969" width="441" height="121" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="function" args="2">R.Pearson</e>
              <e type="operand">Ξ</e>
              <e type="operand">Ψ</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">1</e>
              <e type="operand">X</e>
              <e type="function" args="1">length</e>
              <e type="operator" args="2">/</e>
              <e type="operand">X</e>
              <e type="function" args="1">sum</e>
              <e type="operand">Y</e>
              <e type="function" args="1">sum</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Ξ</e>
              <e type="operand">Ψ</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="1">vectorize</e>
              <e type="function" args="1">sum</e>
              <e type="operand">Ξ</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="function" args="1">vectorize</e>
              <e type="function" args="1">sum</e>
              <e type="bracket">(</e>
              <e type="operand">Ψ</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="function" args="1">vectorize</e>
              <e type="function" args="1">sum</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="1">sqrt</e>
              <e type="operator" args="2">/</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="13122" width="583" height="219" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">F</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">n</e>
              <e type="function" args="4">pPolyFit</e>
              <e type="operand">C</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">n</e>
              <e type="function" args="3">PolyFit</e>
              <e type="operator" args="2">:</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operand">101</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">S</e>
              <e type="operand">X</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">Y</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">YR</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">XR</e>
              <e type="operand">X</e>
              <e type="function" args="1">min</e>
              <e type="operand">X</e>
              <e type="function" args="1">max</e>
              <e type="operand">100</e>
              <e type="function" args="3">pR</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">k</e>
              <e type="operand">2</e>
              <e type="operand">X</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">range</e>
              <e type="operand">S</e>
              <e type="operand">S</e>
              <e type="operand">X</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="2">el</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">X</e>
              <e type="operand">k</e>
              <e type="function" args="2">el</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">X</e>
              <e type="operand">k</e>
              <e type="function" args="2">el</e>
              <e type="operand">Y</e>
              <e type="operand">k</e>
              <e type="function" args="2">el</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="4">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="3">for</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operand">XR</e>
              <e type="operand">YR</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="operand">C</e>
              <e type="operand">XR</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="function" args="2">PolyVal</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="2">augment</e>
              <e type="operand">S</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand" style="string">o</e>
              <e type="function" args="3">augment</e>
              <e type="operand">X</e>
              <e type="operand">C</e>
              <e type="operand">X</e>
              <e type="function" args="2">PolyVal</e>
              <e type="operand" style="string">x</e>
              <e type="function" args="3">augment</e>
              <e type="operand">4</e>
              <e type="operand">1</e>
              <e type="function" args="6">sys</e>
              <e type="operand">4</e>
              <e type="operand">1</e>
              <e type="function" args="6">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="13365" width="424" height="31" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">M</e>
              <e type="operand">n</e>
              <e type="function" args="2">pPolyFit</e>
              <e type="operand">M</e>
              <e type="operand">M</e>
              <e type="operand">1</e>
              <e type="function" args="2">col</e>
              <e type="operand">M</e>
              <e type="operand">2</e>
              <e type="function" args="2">col</e>
              <e type="operand">n</e>
              <e type="function" args="4">pPolyFit</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="54" top="13401" width="475" height="95" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">n</e>
              <e type="function" args="3">R2</e>
              <e type="operand">n</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≡</e>
              <e type="operand" style="string">Not defined</e>
              <e type="operand">Y</e>
              <e type="operand">X</e>
              <e type="operand">Y</e>
              <e type="operand">n</e>
              <e type="function" args="3">PolyFit</e>
              <e type="operand">X</e>
              <e type="function" args="2">PolyVal</e>
              <e type="function" args="2">R.Pearson</e>
              <e type="bracket">(</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="function" args="3">if</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region top="13518" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region top="13545" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
              <p>rat</p>
            </content>
          </title>
        </area>
        <region left="18" top="13572" width="668" height="270" color="#000000" fontSize="10">
          <math>
            <description active="true" position="Top" lang="eng">
              <content>
                <p>Rational approximation </p>
              </content>
            </description>
            <input>
              <e type="operand">a\032E\</e>
              <e type="operand">dmax\032E\</e>
              <e type="function" args="2">rat.nd</e>
              <e type="operand">s\0324\</e>
              <e type="operand">a\032E\</e>
              <e type="function" args="1">Floor</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">mat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">x\0324\</e>
              <e type="operand">a\032E\</e>
              <e type="operand">s\0324\</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">k\0324\</e>
              <e type="operand">1</e>
              <e type="operator" args="2">:</e>
              <e type="operand">p\0324\</e>
              <e type="operand">1</e>
              <e type="operand">dmax\032E\</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="6">mat</e>
              <e type="operand">x\0324\</e>
              <e type="function" args="1">abs</e>
              <e type="operand">p\0324\</e>
              <e type="operator" args="2">&gt;</e>
              <e type="operand">x\0324\</e>
              <e type="operand">p\0324\</e>
              <e type="operator" args="2">&gt;</e>
              <e type="operand">x\0324\</e>
              <e type="operand">1</e>
              <e type="operand">x\0324\</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="2">:</e>
              <e type="operand">k\0324\</e>
              <e type="operand">k\0324\</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">s\0324\</e>
              <e type="operand">k\0324\</e>
              <e type="function" args="2">el</e>
              <e type="operand">x\0324\</e>
              <e type="function" args="1">Floor</e>
              <e type="operator" args="2">:</e>
              <e type="operand">x\0324\</e>
              <e type="operand">x\0324\</e>
              <e type="operand">s\0324\</e>
              <e type="operand">k\0324\</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">p\0324\</e>
              <e type="operand">p\0324\</e>
              <e type="operand">s\0324\</e>
              <e type="operand">k\0324\</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">5</e>
              <e type="function" args="7">mat</e>
              <e type="function" args="2">while</e>
              <e type="operand">n\0324\</e>
              <e type="operand">s\0324\</e>
              <e type="operand">k\0324\</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">:</e>
              <e type="operand">d\0324\</e>
              <e type="operand">1</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">h\0324\</e>
              <e type="operand">1</e>
              <e type="operand">k\0324\</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="1">max</e>
              <e type="operand">1</e>
              <e type="function" args="2">range</e>
              <e type="function" args="1">eval</e>
              <e type="operand">t\0324\</e>
              <e type="operand">n\0324\</e>
              <e type="operator" args="2">:</e>
              <e type="operand">n\0324\</e>
              <e type="operand">s\0324\</e>
              <e type="operand">h\0324\</e>
              <e type="function" args="2">el</e>
              <e type="operand">n\0324\</e>
              <e type="operator" args="2">*</e>
              <e type="operand">d\0324\</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">d\0324\</e>
              <e type="operand">t\0324\</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="function" args="3">for</e>
              <e type="operand">n\0324\</e>
              <e type="operand">d\0324\</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="1">eval</e>
              <e type="operand">4</e>
              <e type="operand">1</e>
              <e type="function" args="6">line</e>
              <e type="operand">a\032E\</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="1">eval</e>
              <e type="function" args="3">if</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="13887" width="438" height="195" color="#000000" fontSize="10">
          <math>
            <description active="true" position="Top" lang="eng">
              <content>
            <p>Rational approximation </p>
          </content>
            </description>
            <input>
              <e type="operand">a\032E\</e>
              <e type="operand">dmax\032E\</e>
              <e type="function" args="2">rat</e>
              <e type="operand">x\0324\</e>
              <e type="operand">a\032E\</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">x\0324\</e>
              <e type="function" args="1">IsDefined</e>
              <e type="function" args="1">num2str</e>
              <e type="operand" style="string">1</e>
              <e type="operator" args="2">≡</e>
              <e type="function" args="1">eval</e>
              <e type="operand">n\0324\</e>
              <e type="operand">d\0324\</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">a\032E\</e>
              <e type="operand">dmax\032E\</e>
              <e type="function" args="2">rat.nd</e>
              <e type="operator" args="2">:</e>
              <e type="operand">d\0324\</e>
              <e type="operand">1</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">n\0324\</e>
              <e type="operand">n\0324\</e>
              <e type="operand">d\0324\</e>
              <e type="operator" args="2">/</e>
              <e type="function" args="3">if</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operand">a\032E\</e>
              <e type="function" args="3">if</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="549" top="13932" width="288" height="52" color="#000000" fontSize="10">
          <math evaluate="false">
            <input>
              <e type="operand">h</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">h</e>
              <e type="operand">1</e>
              <e type="operator" args="2">≤</e>
              <e type="operand">h</e>
              <e type="operand">h</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">t</e>
              <e type="operand">num</e>
              <e type="operator" args="2">:</e>
              <e type="operand">num</e>
              <e type="operand">d</e>
              <e type="operand">h</e>
              <e type="function" args="2">el</e>
              <e type="operand">num</e>
              <e type="operator" args="2">*</e>
              <e type="operand">den</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">den</e>
              <e type="operand">t</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="function" args="4">for</e>
            </input>
          </math>
        </region>
        <region left="18" top="14112" width="388" height="41" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">a\032E\</e>
              <e type="function" args="1">rat</e>
              <e type="operand">a\032E\</e>
              <e type="operand" style="unit">_rat</e>
              <e type="function" args="2">rat</e>
              <e type="function" args="1">vectorize</e>
              <e type="function" args="1">eval</e>
              <e type="function" args="1">num2str</e>
              <e type="function" args="1">str2num</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="450" top="14112" width="234" height="24" color="#000000" fontSize="10" isBreakable="false">
          <text lang="eng" fontFamily="Consolas" fontSize="10">
            <content>
            <p>for symb or numeric evaluation</p>
          </content>
          </text>
        </region>
        <region left="18" top="14166" width="92" height="24" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand" style="unit">_rat</e>
              <e type="operand">1000</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region top="14211" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region top="14238" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
            <p>Conics</p>
          </content>
          </title>
        </area>
        <region left="18" top="14274" width="765" height="68" color="#000000" fontSize="8" isBreakable="false">
          <text lang="eng" fontFamily="Consolas" fontSize="10">
            <content>
            <p style="font-size: 8px;">From: https://docs.microsoft.com/en-us/office/vba/language/reference/user-interface-help/iif-function<br /><br />IIf always evaluates both truepart and falsepart, even though it returns only one of them. Because of this, you should watch for undesirable side effects. For example, if evaluating falsepart results in a division by zero error, an error occurs even if expr is True.</p>
          </content>
          </text>
        </region>
        <region left="18" top="14355" width="429" height="80" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">cond</e>
              <e type="operand">true</e>
              <e type="operand">false</e>
              <e type="function" args="3">IIf</e>
              <e type="operand">cond</e>
              <e type="function" args="1">eval</e>
              <e type="function" args="1">num2str</e>
              <e type="operand" style="string">1</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">true</e>
              <e type="operand">false</e>
              <e type="function" args="3">if</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="14454" width="271" height="97" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">y#</e>
              <e type="operand">x#</e>
              <e type="operand">tol</e>
              <e type="function" args="3">pAtan</e>
              <e type="operand">y#</e>
              <e type="function" args="1">abs</e>
              <e type="operand">tol</e>
              <e type="operator" args="2">&gt;</e>
              <e type="operand">x#</e>
              <e type="operand">y#</e>
              <e type="operator" args="2">/</e>
              <e type="function" args="1">atan</e>
              <e type="operand">0</e>
              <e type="function" args="3">if</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="324" top="14454" width="265" height="29" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">y#</e>
              <e type="operand">x#</e>
              <e type="function" args="2">pAtan</e>
              <e type="operand">y#</e>
              <e type="operand">x#</e>
              <e type="operand">0</e>
              <e type="function" args="3">pAtan</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="9" top="14571" width="227" height="52" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">φ</e>
              <e type="function" args="1">pRot</e>
              <e type="operand">φ</e>
              <e type="function" args="1">cos</e>
              <e type="operand">φ</e>
              <e type="function" args="1">sin</e>
              <e type="operand">φ</e>
              <e type="function" args="1">sin</e>
              <e type="operator" args="1">-</e>
              <e type="operand">φ</e>
              <e type="function" args="1">cos</e>
              <e type="operand">2</e>
              <e type="operand">2</e>
              <e type="function" args="6">mat</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="14661" width="695" height="511" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">ε</e>
              <e type="operand">l</e>
              <e type="operand">φ</e>
              <e type="operand">O</e>
              <e type="operand">T#</e>
              <e type="function" args="5">pConic</e>
              <e type="operand">ε</e>
              <e type="function" args="1">abs</e>
              <e type="operand">1</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">c</e>
              <e type="operand">0.5</e>
              <e type="operand">l</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">:</e>
              <e type="operand">εo</e>
              <e type="operand">1</e>
              <e type="operator" args="1">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">c</e>
              <e type="operand">l</e>
              <e type="operand">ε</e>
              <e type="operator" args="2">*</e>
              <e type="operand">1</e>
              <e type="operand">ε</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="2">:</e>
              <e type="operand">εo</e>
              <e type="operand">ε</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="3">if</e>
              <e type="operand">T#</e>
              <e type="function" args="1">IsMatrix</e>
              <e type="operand">T</e>
              <e type="operand">T#</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">T</e>
              <e type="operand">T#</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">mat</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="3">if</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operand">T</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">h</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">xy</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">R</e>
              <e type="operand">φ</e>
              <e type="function" args="1">pRot</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="6">mat</e>
              <e type="operand">ε</e>
              <e type="function" args="1">abs</e>
              <e type="operand">1</e>
              <e type="operator" args="2">&lt;</e>
              <e type="operand">a</e>
              <e type="operand">l</e>
              <e type="operand">1</e>
              <e type="operand">ε</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="1">abs</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="2">:</e>
              <e type="operand">b</e>
              <e type="operand">l</e>
              <e type="operand">1</e>
              <e type="operand">ε</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="1">abs</e>
              <e type="function" args="1">sqrt</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">xy</e>
              <e type="operand">r</e>
              <e type="operand">h</e>
              <e type="function" args="3">el</e>
              <e type="operand">T</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">cos</e>
              <e type="operand">T</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">sin</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">T</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">cos</e>
              <e type="operand">a</e>
              <e type="operator" args="2">/</e>
              <e type="bracket">(</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operand">T</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">sin</e>
              <e type="operand">b</e>
              <e type="operator" args="2">/</e>
              <e type="bracket">(</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="1">abs</e>
              <e type="function" args="1">sqrt</e>
              <e type="function" args="1">Re</e>
              <e type="operator" args="2">/</e>
              <e type="operand">R</e>
              <e type="operator" args="2">*</e>
              <e type="operand">O</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="1">Re</e>
              <e type="operand">xy</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="2">row</e>
              <e type="function" args="2">try</e>
              <e type="operand">h</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operand">xy</e>
              <e type="operand">r</e>
              <e type="operand">h</e>
              <e type="function" args="3">el</e>
              <e type="operand">l</e>
              <e type="operand">T</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">cos</e>
              <e type="operand">T</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">sin</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operator" args="2">*</e>
              <e type="operand">1</e>
              <e type="operand">εo</e>
              <e type="operand">T</e>
              <e type="operand">r</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">cos</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">/</e>
              <e type="operand">c</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="operand">R</e>
              <e type="operator" args="2">*</e>
              <e type="operand">O</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="1">Re</e>
              <e type="operand">xy</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="2">row</e>
              <e type="function" args="2">try</e>
              <e type="operand">h</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="3">if</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="15201" width="729" height="2387" color="#000000" bgColor="#ffff80" fontSize="8">
          <math optimize="2">
            <description active="true" position="Top" lang="eng">
              <content>
              <p>Conic Procedures</p>
            </content>
            </description>
            <input>
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              <e type="function" args="3">el</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">6</e>
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              <e type="function" args="2">el</e>
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              <e type="operator" args="2">&lt;</e>
              <e type="operand" style="string">H</e>
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              <e type="function" args="2">el</e>
              <e type="operand">α</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operand">tol</e>
              <e type="operator" args="2">&lt;</e>
              <e type="operand" style="string">E</e>
              <e type="operand" style="string">IE</e>
              <e type="function" args="3">IIf</e>
              <e type="function" args="3">IIf</e>
              <e type="function" args="3">IIf</e>
              <e type="operand">α</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">abs</e>
              <e type="operand">tol</e>
              <e type="operator" args="2">&lt;</e>
              <e type="operand" style="string">P</e>
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              <e type="function" args="2">el</e>
              <e type="operand">tol</e>
              <e type="operator" args="2">&lt;</e>
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              <e type="function" args="3">IIf</e>
              <e type="function" args="3">IIf</e>
              <e type="function" args="3">if</e>
              <e type="operand">α</e>
              <e type="function" args="1">length</e>
              <e type="operand">4</e>
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              <e type="operand">α</e>
              <e type="operand" style="string">εlφO</e>
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              <e type="function" args="3">Conic</e>
              <e type="operand">Σ</e>
              <e type="operand">Π</e>
              <e type="function" args="3">Conic</e>
              <e type="operand">A</e>
              <e type="operand">B</e>
              <e type="operand">C</e>
              <e type="operand">D</e>
              <e type="operand">E</e>
              <e type="operand">F</e>
              <e type="operand">1</e>
              <e type="operand">6</e>
              <e type="function" args="8">mat</e>
              <e type="operand">α</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Δ</e>
              <e type="operand">A</e>
              <e type="operand">0.5</e>
              <e type="operand">B</e>
              <e type="operator" args="2">*</e>
              <e type="operand">0.5</e>
              <e type="operand">D</e>
              <e type="operator" args="2">*</e>
              <e type="operand">0.5</e>
              <e type="operand">B</e>
              <e type="operator" args="2">*</e>
              <e type="operand">C</e>
              <e type="operand">0.5</e>
              <e type="operand">E</e>
              <e type="operator" args="2">*</e>
              <e type="operand">0.5</e>
              <e type="operand">D</e>
              <e type="operator" args="2">*</e>
              <e type="operand">0.5</e>
              <e type="operand">E</e>
              <e type="operator" args="2">*</e>
              <e type="operand">F</e>
              <e type="operand">3</e>
              <e type="operand">3</e>
              <e type="function" args="11">mat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">I</e>
              <e type="operand">A</e>
              <e type="operand">C</e>
              <e type="operator" args="2">+</e>
              <e type="operand">Δ</e>
              <e type="operand">3</e>
              <e type="operand">3</e>
              <e type="function" args="3">alg</e>
              <e type="operand">Δ</e>
              <e type="function" args="1">det</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">K</e>
              <e type="operand">I</e>
              <e type="operand" style="string">Type</e>
              <e type="operand">Π</e>
              <e type="function" args="3">Conic</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">I</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">abs</e>
              <e type="operand">tol</e>
              <e type="operator" args="2">&gt;</e>
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              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
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              <e type="operator" args="2">^</e>
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              <e type="operator" args="2">^</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="1">sqrt</e>
              <e type="operand">I</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">sign</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="2">:</e>
              <e type="operand">ε</e>
              <e type="operand">2</e>
              <e type="operand">σ</e>
              <e type="operator" args="2">*</e>
              <e type="operand">σ</e>
              <e type="operand">I</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">/</e>
              <e type="function" args="1">abs</e>
              <e type="function" args="1">sqrt</e>
              <e type="operator" args="2">:</e>
              <e type="operand">φ</e>
              <e type="operand">B</e>
              <e type="operand">A</e>
              <e type="operand">C</e>
              <e type="operator" args="2">-</e>
              <e type="operand">σ</e>
              <e type="operator" args="2">-</e>
              <e type="operand">tol</e>
              <e type="function" args="3">pAtan</e>
              <e type="operator" args="1">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">I</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">abs</e>
              <e type="operand">tol</e>
              <e type="operator" args="2">&gt;</e>
              <e type="operand">l</e>
              <e type="operand">1</e>
              <e type="operand">ε</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">-</e>
              <e type="operand">A</e>
              <e type="operand">C</e>
              <e type="operator" args="2">+</e>
              <e type="operand">σ</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">/</e>
              <e type="function" args="1">abs</e>
              <e type="operand">8</e>
              <e type="operand">I</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operand">A</e>
              <e type="operand">C</e>
              <e type="operator" args="2">+</e>
              <e type="operand">σ</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">/</e>
              <e type="function" args="1">abs</e>
              <e type="function" args="1">sqrt</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Ω</e>
              <e type="operand">B</e>
              <e type="operand">E</e>
              <e type="operator" args="2">*</e>
              <e type="operand">2</e>
              <e type="operand">C</e>
              <e type="operator" args="2">*</e>
              <e type="operand">D</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operand">D</e>
              <e type="operand">B</e>
              <e type="operator" args="2">*</e>
              <e type="operand">2</e>
              <e type="operand">A</e>
              <e type="operator" args="2">*</e>
              <e type="operand">E</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">4</e>
              <e type="operand">I</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">a</e>
              <e type="operand">l</e>
              <e type="operand">1</e>
              <e type="operand">ε</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="1">abs</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="2">:</e>
              <e type="operand">b</e>
              <e type="operand">l</e>
              <e type="operand">1</e>
              <e type="operand">ε</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="1">abs</e>
              <e type="function" args="1">sqrt</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="2">:</e>
              <e type="operand">c</e>
              <e type="operand">l</e>
              <e type="operand">ε</e>
              <e type="operator" args="2">*</e>
              <e type="operand">1</e>
              <e type="operand">ε</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="2">:</e>
              <e type="operand">d</e>
              <e type="operand">a</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operand">c</e>
              <e type="operator" args="2">/</e>
              <e type="function" args="1">abs</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="6">mat</e>
              <e type="operand">x</e>
              <e type="operand">y</e>
              <e type="function" args="2">RT</e>
              <e type="operand">Ω</e>
              <e type="operand">x</e>
              <e type="operand">y</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">φ</e>
              <e type="function" args="1">pRot</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operand">Ω</e>
              <e type="operand">x</e>
              <e type="operand">y</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">φ</e>
              <e type="function" args="1">pRot</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Va</e>
              <e type="operand">a</e>
              <e type="operand">0</e>
              <e type="function" args="2">RT</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Vb</e>
              <e type="operand">0</e>
              <e type="operand">b</e>
              <e type="function" args="2">RT</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Φ</e>
              <e type="operand">c</e>
              <e type="operand">0</e>
              <e type="function" args="2">RT</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">4</e>
              <e type="operand">1</e>
              <e type="function" args="6">line</e>
              <e type="operand">Φ</e>
              <e type="operand">4</e>
              <e type="operand">F</e>
              <e type="operator" args="2">*</e>
              <e type="operand">C</e>
              <e type="function" args="1">abs</e>
              <e type="bracket">(</e>
              <e type="operand">1.5</e>
              <e type="operator" args="2">^</e>
              <e type="operand">A</e>
              <e type="function" args="1">abs</e>
              <e type="operand">C</e>
              <e type="function" args="1">abs</e>
              <e type="function" args="1">sqrt</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="operand">2</e>
              <e type="operand">E</e>
              <e type="operator" args="2">*</e>
              <e type="operand">D</e>
              <e type="operator" args="2">*</e>
              <e type="operand">A</e>
              <e type="function" args="1">abs</e>
              <e type="function" args="1">sqrt</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operand">D</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operand">E</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">C</e>
              <e type="function" args="1">abs</e>
              <e type="function" args="1">sqrt</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="operand">4</e>
              <e type="operand">F</e>
              <e type="operator" args="2">*</e>
              <e type="operand">A</e>
              <e type="function" args="1">abs</e>
              <e type="bracket">(</e>
              <e type="operand">1.5</e>
              <e type="operator" args="2">^</e>
              <e type="operand">C</e>
              <e type="function" args="1">abs</e>
              <e type="operand">A</e>
              <e type="function" args="1">abs</e>
              <e type="function" args="1">sqrt</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="operand">2</e>
              <e type="operand">E</e>
              <e type="operator" args="2">*</e>
              <e type="operand">D</e>
              <e type="operator" args="2">*</e>
              <e type="operand">C</e>
              <e type="function" args="1">abs</e>
              <e type="function" args="1">sqrt</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operand">D</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operand">E</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">A</e>
              <e type="function" args="1">abs</e>
              <e type="function" args="1">sqrt</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operator" args="1">-</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="1">transpose</e>
              <e type="operand">4</e>
              <e type="operand">A</e>
              <e type="function" args="1">abs</e>
              <e type="operand">C</e>
              <e type="function" args="1">abs</e>
              <e type="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="operand">E</e>
              <e type="operand">A</e>
              <e type="function" args="1">abs</e>
              <e type="function" args="1">sqrt</e>
              <e type="operator" args="2">*</e>
              <e type="operand">D</e>
              <e type="operand">C</e>
              <e type="function" args="1">abs</e>
              <e type="function" args="1">sqrt</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="2">:</e>
              <e type="operand">l</e>
              <e type="operand">I</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="operand">I</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="bracket">(</e>
              <e type="operand">3</e>
              <e type="operator" args="1">-</e>
              <e type="operator" args="2">^</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="1">abs</e>
              <e type="function" args="1">sqrt</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Ω</e>
              <e type="operand">Φ</e>
              <e type="operand">l</e>
              <e type="operand">2</e>
              <e type="operator" args="2">/</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">φ</e>
              <e type="function" args="1">pRot</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">d</e>
              <e type="operand">l</e>
              <e type="operand">2</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="2">:</e>
              <e type="operand">c</e>
              <e type="operand">l</e>
              <e type="operand">2</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="6">mat</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="function" args="3">if</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operand">0</e>
              <e type="function" args="3">if</e>
              <e type="operand">ε</e>
              <e type="operand">1</e>
              <e type="operator" args="2">&gt;</e>
              <e type="operand">t.1</e>
              <e type="operand">1</e>
              <e type="operand">ε</e>
              <e type="operator" args="2">/</e>
              <e type="operand">small</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="1">acos</e>
              <e type="operator" args="2">:</e>
              <e type="operand">t.2</e>
              <e type="operand">1</e>
              <e type="operand">ε</e>
              <e type="operator" args="2">/</e>
              <e type="operand">small</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="1">acos</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">0</e>
              <e type="function" args="3">if</e>
              <e type="operand">Σ</e>
              <e type="operand" style="string">Plot</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="operand">Σ</e>
              <e type="operand" style="string">Polar</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">|</e>
              <e type="bracket">(</e>
              <e type="operand">Σ</e>
              <e type="operand" style="string">Draw</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">|</e>
              <e type="operand">ε</e>
              <e type="operand">1</e>
              <e type="operator" args="2">&lt;</e>
              <e type="operand">T</e>
              <e type="operand">0</e>
              <e type="operand">2</e>
              <e type="operand">π</e>
              <e type="operator" args="2">*</e>
              <e type="operand">NP</e>
              <e type="function" args="3">pR</e>
              <e type="operator" args="2">:</e>
              <e type="operand">ε</e>
              <e type="operand">1</e>
              <e type="operator" args="2">&gt;</e>
              <e type="operand">T</e>
              <e type="operand">π</e>
              <e type="operand">t.1</e>
              <e type="operator" args="2">-</e>
              <e type="operand">π</e>
              <e type="operator" args="1">-</e>
              <e type="operand">t.1</e>
              <e type="operator" args="2">+</e>
              <e type="operand">NP</e>
              <e type="operand">2</e>
              <e type="operator" args="2">/</e>
              <e type="function" args="3">pR</e>
              <e type="operand">π</e>
              <e type="operand">t.2</e>
              <e type="operator" args="2">-</e>
              <e type="operand">π</e>
              <e type="operand">t.2</e>
              <e type="operator" args="2">+</e>
              <e type="operand">NP</e>
              <e type="operand">2</e>
              <e type="operator" args="2">/</e>
              <e type="function" args="3">pR</e>
              <e type="function" args="2">stack</e>
              <e type="operator" args="2">:</e>
              <e type="operand">T</e>
              <e type="operand">small</e>
              <e type="operand">π</e>
              <e type="operator" args="2">-</e>
              <e type="operand">π</e>
              <e type="operand">small</e>
              <e type="operator" args="2">-</e>
              <e type="operand">NP</e>
              <e type="function" args="3">pR</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="operand">K</e>
              <e type="operand" style="string">I</e>
              <e type="function" args="2">findstr</e>
              <e type="operand">1</e>
              <e type="operator" args="1">-</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">XY</e>
              <e type="operand">K</e>
              <e type="operand" style="string">P</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">1</e>
              <e type="operator" args="1">-</e>
              <e type="operand">ε</e>
              <e type="function" args="3">IIf</e>
              <e type="operand">l</e>
              <e type="operand">φ</e>
              <e type="operand">Ω</e>
              <e type="operand">T</e>
              <e type="function" args="5">pConic</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Σ</e>
              <e type="operand" style="string">Plot</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">XY</e>
              <e type="function" args="1">eval</e>
              <e type="operand">Σ</e>
              <e type="operand" style="string">Polar</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">XY</e>
              <e type="operand">1</e>
              <e type="function" args="2">augment</e>
              <e type="operand">Δ</e>
              <e type="operator" args="2">*</e>
              <e type="operand">big</e>
              <e type="operand">tol</e>
              <e type="function" args="3">pLine</e>
              <e type="operand">XY</e>
              <e type="operand">P</e>
              <e type="operand">α</e>
              <e type="operand" style="string">Points</e>
              <e type="operand">Π</e>
              <e type="function" args="3">Conic</e>
              <e type="operator" args="2">:</e>
              <e type="operand">α</e>
              <e type="operand" style="string">Directrix</e>
              <e type="operand">Π</e>
              <e type="function" args="3">Conic</e>
              <e type="operand">P</e>
              <e type="operand" style="string">o</e>
              <e type="function" args="2">augment</e>
              <e type="operand" style="string"></e>
              <e type="operand">α</e>
              <e type="operand" style="string">Assymptotes</e>
              <e type="operand">Π</e>
              <e type="function" args="3">Conic</e>
              <e type="operand">6</e>
              <e type="operand">1</e>
              <e type="function" args="8">sys</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operand" style="string"></e>
              <e type="function" args="3">if</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operand">Σ</e>
              <e type="operand" style="string">Points</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">Φ</e>
              <e type="operand">Ω</e>
              <e type="function" args="2">stack</e>
              <e type="operand">Φ</e>
              <e type="operand">Va</e>
              <e type="operand">Ω</e>
              <e type="operand">Vb</e>
              <e type="function" args="4">stack</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">1</e>
              <e type="operand">I</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">abs</e>
              <e type="operand">tol</e>
              <e type="operator" args="2">&gt;</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">el</e>
              <e type="operand">Σ</e>
              <e type="operand" style="string">Directrix</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">I</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">abs</e>
              <e type="operand">tol</e>
              <e type="operator" args="2">&gt;</e>
              <e type="operand">φ</e>
              <e type="function" args="1">cos</e>
              <e type="operand">φ</e>
              <e type="function" args="1">sin</e>
              <e type="operand">φ</e>
              <e type="function" args="1">cos</e>
              <e type="operand">Ω</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="1">-</e>
              <e type="operand">φ</e>
              <e type="function" args="1">sin</e>
              <e type="operand">Ω</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operand">d</e>
              <e type="operator" args="2">-</e>
              <e type="operand">φ</e>
              <e type="function" args="1">cos</e>
              <e type="operand">φ</e>
              <e type="function" args="1">sin</e>
              <e type="operand">φ</e>
              <e type="function" args="1">cos</e>
              <e type="operand">Ω</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="1">-</e>
              <e type="operand">φ</e>
              <e type="function" args="1">sin</e>
              <e type="operand">Ω</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operand">d</e>
              <e type="operator" args="2">+</e>
              <e type="operand">2</e>
              <e type="operand">3</e>
              <e type="function" args="8">mat</e>
              <e type="operand">big</e>
              <e type="operand">tol</e>
              <e type="function" args="3">pLine</e>
              <e type="operand">φ</e>
              <e type="function" args="1">cos</e>
              <e type="operand">φ</e>
              <e type="function" args="1">sin</e>
              <e type="operand">φ</e>
              <e type="function" args="1">cos</e>
              <e type="operand">Ω</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="1">-</e>
              <e type="operand">φ</e>
              <e type="function" args="1">sin</e>
              <e type="operand">Ω</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operand">d</e>
              <e type="operator" args="2">+</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">big</e>
              <e type="operand">tol</e>
              <e type="function" args="3">pLine</e>
              <e type="function" args="3">if</e>
              <e type="operand">Σ</e>
              <e type="operand" style="string">Assymptotes</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">ε</e>
              <e type="operand">1</e>
              <e type="operator" args="2">&gt;</e>
              <e type="operand">Aa</e>
              <e type="operand">ε</e>
              <e type="operand">l</e>
              <e type="operand">φ</e>
              <e type="operand">Ω</e>
              <e type="operand">tol</e>
              <e type="operand">π</e>
              <e type="operand">t.1</e>
              <e type="operator" args="2">-</e>
              <e type="operand">π</e>
              <e type="operand">t.2</e>
              <e type="operator" args="2">-</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">1</e>
              <e type="operand">6</e>
              <e type="function" args="8">mat</e>
              <e type="operand" style="string">Plot5</e>
              <e type="operand">Π</e>
              <e type="function" args="3">Conic</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Ab</e>
              <e type="operand">ε</e>
              <e type="operand">l</e>
              <e type="operand">φ</e>
              <e type="operand">Ω</e>
              <e type="operand">tol</e>
              <e type="operand">π</e>
              <e type="operand">t.1</e>
              <e type="operator" args="2">+</e>
              <e type="operand">π</e>
              <e type="operand">t.2</e>
              <e type="operator" args="2">+</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">1</e>
              <e type="operand">6</e>
              <e type="function" args="8">mat</e>
              <e type="operand" style="string">Plot5</e>
              <e type="operand">Π</e>
              <e type="function" args="3">Conic</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Aa</e>
              <e type="operand">Ab</e>
              <e type="function" args="2">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="operand" style="string"></e>
              <e type="function" args="3">if</e>
              <e type="operand">Σ</e>
              <e type="operand" style="string">Axis</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">φ</e>
              <e type="function" args="1">sin</e>
              <e type="operator" args="1">-</e>
              <e type="operand">φ</e>
              <e type="function" args="1">cos</e>
              <e type="operand">φ</e>
              <e type="function" args="1">sin</e>
              <e type="operand">Ω</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operand">φ</e>
              <e type="function" args="1">cos</e>
              <e type="operand">Ω</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operand">φ</e>
              <e type="function" args="1">cos</e>
              <e type="operand">φ</e>
              <e type="function" args="1">sin</e>
              <e type="operand">φ</e>
              <e type="function" args="1">cos</e>
              <e type="operand">Ω</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="1">-</e>
              <e type="operand">φ</e>
              <e type="function" args="1">sin</e>
              <e type="operand">Ω</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operand">2</e>
              <e type="operand">3</e>
              <e type="function" args="8">mat</e>
              <e type="operand">big</e>
              <e type="operand">tol</e>
              <e type="function" args="3">pLine</e>
              <e type="operand">Σ</e>
              <e type="operand" style="string">Values</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">ε</e>
              <e type="operand">l</e>
              <e type="operand">φ</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">ε</e>
              <e type="operand">l</e>
              <e type="operand">φ</e>
              <e type="operand">a</e>
              <e type="operand">b</e>
              <e type="operand">c</e>
              <e type="function" args="1">abs</e>
              <e type="operand">d</e>
              <e type="operand">1</e>
              <e type="operand">7</e>
              <e type="function" args="9">mat</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">1</e>
              <e type="operand">I</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">abs</e>
              <e type="operand">tol</e>
              <e type="operator" args="2">&gt;</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">el</e>
              <e type="operand">Ψ</e>
              <e type="operand" style="string">Eccentricity</e>
              <e type="operand" style="string">LatusRectum</e>
              <e type="operand" style="string">Angle</e>
              <e type="function" args="3">stack</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Ψ</e>
              <e type="operand">Ψ</e>
              <e type="operand" style="string">Center</e>
              <e type="operand" style="string">Vertex</e>
              <e type="operand" style="string">MajorAxisLength</e>
              <e type="function" args="4">stack</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Ψ</e>
              <e type="operand">Ψ</e>
              <e type="operand" style="string">MinorAxisLength</e>
              <e type="operand" style="string">LinearEccentricity</e>
              <e type="function" args="3">stack</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Ψ</e>
              <e type="operand">Ψ</e>
              <e type="operand" style="string">Focus</e>
              <e type="operand" style="string">ε</e>
              <e type="operand" style="string">l</e>
              <e type="operand" style="string">φ</e>
              <e type="operand" style="string">O</e>
              <e type="function" args="6">stack</e>
              <e type="operator" args="2">:</e>
              <e type="operand">Ψ</e>
              <e type="operand">Ψ</e>
              <e type="operand" style="string">V</e>
              <e type="operand" style="string">a</e>
              <e type="operand" style="string">b</e>
              <e type="operand" style="string">c</e>
              <e type="operand" style="string">Φ</e>
              <e type="operand" style="string">Δ</e>
              <e type="operand" style="string">Type</e>
              <e type="operand" style="string">_εlφO</e>
              <e type="function" args="9">stack</e>
              <e type="operator" args="2">:</e>
              <e type="operand">f</e>
              <e type="operand">Ψ</e>
              <e type="operand">1</e>
              <e type="operand">21</e>
              <e type="function" args="2">range</e>
              <e type="function" args="2">augment</e>
              <e type="function" args="1">eval</e>
              <e type="operand">Σ</e>
              <e type="operand">1</e>
              <e type="function" args="3">findrows</e>
              <e type="operator" args="2">:</e>
              <e type="operand">ε</e>
              <e type="operand">l</e>
              <e type="operand">φ</e>
              <e type="operand">Ω</e>
              <e type="operand">Ω</e>
              <e type="operand">a</e>
              <e type="operand">b</e>
              <e type="operand">c</e>
              <e type="function" args="1">abs</e>
              <e type="operand">Φ</e>
              <e type="operand">ε</e>
              <e type="operand">l</e>
              <e type="operand">φ</e>
              <e type="operand">Ω</e>
              <e type="operand">Ω</e>
              <e type="operand">a</e>
              <e type="operand">b</e>
              <e type="operand">c</e>
              <e type="function" args="1">abs</e>
              <e type="operand">Φ</e>
              <e type="operand">Δ</e>
              <e type="operand">K</e>
              <e type="operand">ε</e>
              <e type="operand">l</e>
              <e type="operand">φ</e>
              <e type="operand">Ω</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="6">mat</e>
              <e type="operand">1</e>
              <e type="operand">21</e>
              <e type="function" args="23">mat</e>
              <e type="operand">f</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="function" args="2">el</e>
              <e type="operand">7</e>
              <e type="operand">1</e>
              <e type="function" args="9">line</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="operand">5</e>
              <e type="operand">1</e>
              <e type="function" args="7">line</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="17631" width="273" height="29" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="true" position="Top" lang="eng">
              <content>
              <p>Conic Procedures</p>
            </content>
            </description>
            <input>
              <e type="operand">α</e>
              <e type="operand">Σ</e>
              <e type="function" args="2">Conic</e>
              <e type="operand">α</e>
              <e type="operand">Σ</e>
              <e type="operand" style="unit">_Conic</e>
              <e type="function" args="3">Conic</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="18" top="17694" width="292" height="44" color="#000000" fontSize="10">
          <math>
            <description active="true" position="Top" lang="eng">
              <content>
              <p>[NPoints to plot, A big number, Tolerance, Range for 5 Points]</p>
            </content>
            </description>
            <input>
              <e type="operand" style="unit">_Conic</e>
              <e type="operand">120</e>
              <e type="operand">100</e>
              <e type="operand">10</e>
              <e type="operand">9</e>
              <e type="operator" args="1">-</e>
              <e type="operator" args="2">^</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="operator" args="2">/</e>
              <e type="operand">2.2</e>
              <e type="operator" args="1">-</e>
              <e type="operand">2</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">*</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="6">mat</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="27" top="17784" width="518" height="73" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">α</e>
              <e type="operand">B</e>
              <e type="operand">N</e>
              <e type="function" args="3">pConic</e>
              <e type="operand">x#</e>
              <e type="operand">y#</e>
              <e type="function" args="2">C#</e>
              <e type="operand">α</e>
              <e type="operand">x#</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operand">x#</e>
              <e type="operand">y#</e>
              <e type="operator" args="2">*</e>
              <e type="operand">y#</e>
              <e type="operand">2</e>
              <e type="operator" args="2">^</e>
              <e type="operand">x#</e>
              <e type="operand">y#</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="operand">6</e>
              <e type="function" args="8">mat</e>
              <e type="function" args="1">transpose</e>
              <e type="operator" args="2">*</e>
              <e type="bracket">(</e>
              <e type="function" args="1">sum</e>
              <e type="operator" args="2">:</e>
              <e type="operand" style="string">C#</e>
              <e type="operand">B</e>
              <e type="operand">N</e>
              <e type="function" args="3">pContour</e>
              <e type="function" args="1">pCycleC</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region top="17892" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region top="17919" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
            <p>Lin</p>
          </content>
          </title>
        </area>
        <region left="18" top="17946" width="554" height="280" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">Λ</e>
              <e type="function" args="1">pEnvelope</e>
              <e type="operand">XY</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">M</e>
              <e type="operand">3</e>
              <e type="operand">3</e>
              <e type="function" args="2">matrix</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operand">Λ</e>
              <e type="function" args="1">rows</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="function" args="2">range</e>
              <e type="operand">n</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="2">range</e>
              <e type="operand">M</e>
              <e type="operand">n</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operand">c</e>
              <e type="function" args="3">el</e>
              <e type="operand">Λ</e>
              <e type="operand">r</e>
              <e type="operand">n</e>
              <e type="operator" args="2">+</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="2">el</e>
              <e type="operand">c</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">:</e>
              <e type="operand">xy</e>
              <e type="operand">1</e>
              <e type="operand">c</e>
              <e type="function" args="3">el</e>
              <e type="operand">M</e>
              <e type="operand">1</e>
              <e type="operand">c</e>
              <e type="function" args="3">alg</e>
              <e type="operator" args="2">:</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="function" args="3">for</e>
              <e type="operand">XY</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">xy</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">xy</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">/</e>
              <e type="operand">XY</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="function" args="2">try</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">XY</e>
              <e type="operand">r</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operand">xy</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="operand">xy</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="operator" args="2">/</e>
              <e type="operand">XY</e>
              <e type="operand">r</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="function" args="2">try</e>
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              <e type="operand">1</e>
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              <e type="function" args="4">mat</e>
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              <e type="function" args="4">line</e>
              <e type="function" args="3">for</e>
              <e type="operand">XY</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">line</e>
              <e type="operator" args="2">:</e>
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          <math>
            <input>
              <e type="operand">x</e>
              <e type="operand">b2</e>
              <e type="operand">c1</e>
              <e type="operator" args="2">*</e>
              <e type="operand">b1</e>
              <e type="operand">c2</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operand">a2</e>
              <e type="operand">b1</e>
              <e type="operator" args="2">*</e>
              <e type="operand">a1</e>
              <e type="operand">b2</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">y</e>
              <e type="operand">a2</e>
              <e type="operand">c1</e>
              <e type="operator" args="2">*</e>
              <e type="operand">a1</e>
              <e type="operand">c2</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operand">a2</e>
              <e type="operand">b1</e>
              <e type="operator" args="2">*</e>
              <e type="operand">a1</e>
              <e type="operand">b2</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="1">-</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">sys</e>
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              <e type="operand">M</e>
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              <e type="operand">0</e>
              <e type="operand">2</e>
              <e type="function" args="2">matrix</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">M</e>
              <e type="function" args="1">cols</e>
              <e type="operand">3</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operand">M</e>
              <e type="function" args="1">rows</e>
              <e type="function" args="2">range</e>
              <e type="operand">ni</e>
              <e type="operand">M</e>
              <e type="operand">k</e>
              <e type="function" args="2">row</e>
              <e type="function" args="1">normi</e>
              <e type="operator" args="2">:</e>
              <e type="bracket">(</e>
              <e type="operand">tol</e>
              <e type="operator" args="2">&gt;</e>
              <e type="operand">a</e>
              <e type="operand">b</e>
              <e type="operand">c</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">100</e>
              <e type="operand">M</e>
              <e type="operand">k</e>
              <e type="function" args="2">row</e>
              <e type="operator" args="2">*</e>
              <e type="operand">ni</e>
              <e type="operator" args="2">/</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">a</e>
              <e type="function" args="1">abs</e>
              <e type="operand">tol</e>
              <e type="operator" args="2">&lt;</e>
              <e type="bracket">(</e>
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              <e type="function" args="1">abs</e>
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              <e type="operator" args="2">&lt;</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">&amp;</e>
              <e type="operand">P</e>
              <e type="operand">big</e>
              <e type="operator" args="1">-</e>
              <e type="operand">big</e>
              <e type="operand">big</e>
              <e type="operand">big</e>
              <e type="operand">big</e>
              <e type="operator" args="1">-</e>
              <e type="operand">big</e>
              <e type="operand">big</e>
              <e type="operator" args="1">-</e>
              <e type="operand">big</e>
              <e type="operator" args="1">-</e>
              <e type="operand">4</e>
              <e type="operand">2</e>
              <e type="function" args="10">mat</e>
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              <e type="operand">a</e>
              <e type="function" args="1">abs</e>
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              <e type="operator" args="2">&lt;</e>
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              <e type="operand">big</e>
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              <e type="operand">b</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="1">-</e>
              <e type="operand">big</e>
              <e type="operator" args="1">-</e>
              <e type="operand">c</e>
              <e type="operand">b</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="1">-</e>
              <e type="operand">big</e>
              <e type="operator" args="1">-</e>
              <e type="operand">big</e>
              <e type="operator" args="1">-</e>
              <e type="operand">4</e>
              <e type="operand">2</e>
              <e type="function" args="10">mat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">b</e>
              <e type="function" args="1">abs</e>
              <e type="operand">tol</e>
              <e type="operator" args="2">&lt;</e>
              <e type="operand">P</e>
              <e type="operand">c</e>
              <e type="operand">a</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="1">-</e>
              <e type="operand">big</e>
              <e type="operator" args="1">-</e>
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              <e type="operator" args="2">/</e>
              <e type="operator" args="1">-</e>
              <e type="operand">big</e>
              <e type="operand">c</e>
              <e type="operand">a</e>
              <e type="operator" args="2">/</e>
              <e type="operator" args="1">-</e>
              <e type="operand">big</e>
              <e type="operator" args="1">-</e>
              <e type="operand">big</e>
              <e type="operator" args="1">-</e>
              <e type="operand">big</e>
              <e type="operator" args="1">-</e>
              <e type="operand">4</e>
              <e type="operand">2</e>
              <e type="function" args="10">mat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">P</e>
              <e type="operand">big</e>
              <e type="operator" args="1">-</e>
              <e type="operand">big</e>
              <e type="operand">big</e>
              <e type="operand">big</e>
              <e type="operand">big</e>
              <e type="operand">c</e>
              <e type="operator" args="1">-</e>
              <e type="operand">a</e>
              <e type="operand">big</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
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              <e type="operator" args="1">-</e>
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              <e type="operator" args="1">-</e>
              <e type="bracket">(</e>
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              <e type="operator" args="2">-</e>
              <e type="operand">b</e>
              <e type="operator" args="2">/</e>
              <e type="operand">4</e>
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              <e type="function" args="10">mat</e>
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              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operand">P</e>
              <e type="operand">0</e>
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              <e type="function" args="3">if</e>
              <e type="operand">L</e>
              <e type="operand">L</e>
              <e type="operand">P</e>
              <e type="function" args="2">stack</e>
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              <e type="operand">2</e>
              <e type="operand">1</e>
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              <e type="operand">L</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operand">M</e>
              <e type="function" args="1">cols</e>
              <e type="operand">2</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operator" args="2">:</e>
              <e type="operand">k</e>
              <e type="operand">M</e>
              <e type="function" args="1">rows</e>
              <e type="operator" args="2">&lt;</e>
              <e type="operand">k</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
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              <e type="operand">l</e>
              <e type="operand">M</e>
              <e type="operand">k</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operand">M</e>
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              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operand">2</e>
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              <e type="operand">1</e>
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              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">M</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operator" args="2">-</e>
              <e type="operand">M</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">M</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operator" args="2">*</e>
              <e type="operand">M</e>
              <e type="operand">k</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operand">M</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operator" args="2">+</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">L</e>
              <e type="operand">L</e>
              <e type="operand">l</e>
              <e type="operand">big</e>
              <e type="operand">tol</e>
              <e type="function" args="3">pLine</e>
              <e type="function" args="2">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="function" args="4">for</e>
              <e type="operand">L</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operand">M</e>
              <e type="function" args="1">cols</e>
              <e type="operand">1</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="operand">M</e>
              <e type="function" args="1">rows</e>
              <e type="function" args="2">range</e>
              <e type="operand">L</e>
              <e type="operand">L</e>
              <e type="operand">M</e>
              <e type="operand">k</e>
              <e type="function" args="2">el</e>
              <e type="operand">big</e>
              <e type="operand">tol</e>
              <e type="function" args="3">pLine</e>
              <e type="function" args="2">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="3">for</e>
              <e type="operand">L</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operand">L</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="function" args="3">if</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operator" args="2">:</e>
            </input>
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          <math>
            <input>
              <e type="operand">M</e>
              <e type="function" args="1">pLine</e>
              <e type="operand">M</e>
              <e type="operand">10000</e>
              <e type="operand">0.000000001</e>
              <e type="function" args="3">pLine</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="405" top="19287" width="83" height="63" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">x1</e>
              <e type="operand">y1</e>
              <e type="operand">1</e>
              <e type="operand">x2</e>
              <e type="operand">y2</e>
              <e type="operand">1</e>
              <e type="operand">a</e>
              <e type="operand">b</e>
              <e type="operand">c</e>
              <e type="operand">3</e>
              <e type="operand">3</e>
              <e type="function" args="11">mat</e>
            </input>
          </math>
        </region>
        <region left="504" top="19287" width="117" height="72" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">M</e>
              <e type="operand">k</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">M</e>
              <e type="operand">k</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operand">1</e>
              <e type="operand">x2</e>
              <e type="operand">y2</e>
              <e type="operand">1</e>
              <e type="operand">a</e>
              <e type="operand">b</e>
              <e type="operand">c</e>
              <e type="operand">3</e>
              <e type="operand">3</e>
              <e type="function" args="11">mat</e>
            </input>
          </math>
        </region>
        <region top="19386" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region left="18" top="19422" width="88" height="30" color="#000000" fontSize="10">
        <math>
          <input>
            <e type="operand" style="unit">pMesh.np</e>
            <e type="operand">5</e>
            <e type="operator" args="2">:</e>
          </input>
        </math>
      </region>
      <region left="126" top="19422" width="60" height="24" color="#000000" fontSize="10">
        <math>
          <input>
            <e type="operand" style="unit">NaN</e>
            <e type="operand">1</e>
            <e type="operator" args="2">:</e>
          </input>
        </math>
      </region>
      <region left="207" top="19422" width="70" height="33" color="#000000" fontSize="10">
        <math>
          <input>
            <e type="operand" style="unit">∞</e>
            <e type="operand">10</e>
            <e type="operand">10</e>
            <e type="operator" args="2">^</e>
            <e type="operator" args="2">:</e>
          </input>
        </math>
      </region>
      <region left="297" top="19422" width="92" height="24" color="#000000" fontSize="10">
        <math>
          <input>
            <e type="operand" style="unit">pCycleC</e>
            <e type="operand">5</e>
            <e type="operator" args="2">:</e>
          </input>
        </math>
      </region>
      <region left="18" top="19467" width="108" height="24" color="#000000" fontSize="10">
        <math>
          <input>
            <e type="operand" style="unit">pShowAxis</e>
            <e type="operand">1</e>
            <e type="operator" args="2">:</e>
          </input>
        </math>
      </region>
      <region left="180" top="19467" width="172" height="26" color="#000000" fontSize="10">
        <math>
          <input>
            <e type="operand">γ</e>
            <e type="operand">120</e>
            <e type="operand" style="unit">°</e>
            <e type="operator" args="2">*</e>
            <e type="operand">30</e>
            <e type="operand" style="unit">°</e>
            <e type="operator" args="2">*</e>
            <e type="function" args="2">pView</e>
            <e type="operator" args="2">:</e>
          </input>
        </math>
      </region>
      <region left="423" top="19467" width="231" height="26" color="#000000" fontSize="10">
        <math>
          <input>
            <e type="operand">CMap</e>
            <e type="operand" style="string">Jet</e>
            <e type="operand">100</e>
            <e type="operand">0.8</e>
            <e type="function" args="3">pCMap</e>
            <e type="operator" args="2">:</e>
          </input>
        </math>
      </region>
      <region top="19512" color="#000000" bgColor="#ffffff">
        <area terminator="true" />
      </region>
    </region>
    <region top="19548" color="#000000">
      <area collapsed="false">
        <title lang="eng">
          <content>
            <p>pLine</p>
          </content>
        </title>
      </area>
      <region left="18" top="19575" width="147" height="30" color="#800000" fontSize="14">
        <text lang="eng" fontFamily="Consolas" fontSize="10">
          <content>
          <p style="font-weight: bold; font-size: 14px; color: #800000;">Drawing lines</p>
        </content>
        </text>
      </region>
      <region left="18" top="19629" width="77" height="26" border="true" color="#000000" fontSize="10">
        <math>
          <input>
            <e type="operand">A</e>
            <e type="function" args="1">pLine</e>
          </input>
        </math>
      </region>
      <region left="135" top="19629" width="520" height="56" color="#000000" fontSize="10">
        <text lang="eng" fontFamily="Consolas" fontSize="10">
          <content>
          <p>If cols(A)≡3, draws the line ax+by+c≡0, where a,b,c are the cols of A<br />If cols(A)≡2, draws the line between the points defined by the A rows<br />If cols(A)≡1, assume that A have submatrices whith two or three cols.</p>
        </content>
        </text>
      </region>
      <region left="18" top="19692" width="65" height="24" color="#008080" fontSize="10">
        <text lang="eng" fontFamily="Consolas" fontSize="10">
          <content>
          <p style="font-weight: bold; color: #008080;">Examles</p>
        </content>
        </text>
      </region>
      <region left="18" top="19737" width="204" height="112" color="#000000" fontSize="10">
        <math>
          <input>
            <e type="operand">P</e>
            <e type="operand">0</e>
            <e type="operand">1</e>
            <e type="operand">1</e>
            <e type="operand">0</e>
            <e type="operand">2</e>
            <e type="operand">2</e>
            <e type="function" args="6">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">M</e>
            <e type="operand">3</e>
            <e type="operand">3</e>
            <e type="operand">3</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1</e>
            <e type="operand">3</e>
            <e type="function" args="5">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">MP</e>
            <e type="function" args="1">Π</e>
            <e type="operand">MP</e>
            <e type="function" args="1">pLine</e>
            <e type="operand">P</e>
            <e type="operand" style="string">o</e>
            <e type="function" args="2">augment</e>
            <e type="operand">2</e>
            <e type="operand">1</e>
            <e type="function" args="4">sys</e>
            <e type="operator" args="2">:</e>
            <e type="operand">3</e>
            <e type="operand">1</e>
            <e type="function" args="5">line</e>
          </input>
        </math>
      </region>
      <region left="306" top="19737" width="221" height="198" color="#000000" fontSize="8">
        <plot type="2d" render="lines" scale_x="4.91664828261072" scale_y="5.74447917389732" scale_z="3.22581293822089" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-5" transpose_y="3" transpose_z="0">
          <input>
            <e type="operand">M</e>
            <e type="function" args="1">Π</e>
          </input>
        </plot>
      </region>
      <region left="540" top="19737" width="221" height="198" color="#000000" fontSize="8">
        <plot type="2d" render="lines" scale_x="4.91664828261072" scale_y="5.74447917389732" scale_z="3.22581293822089" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-5" transpose_y="3" transpose_z="0">
          <input>
            <e type="operand">P</e>
            <e type="function" args="1">Π</e>
          </input>
        </plot>
      </region>
      <region left="18" top="19908" width="234" height="40" color="#000000" fontSize="10">
        <text lang="eng" width="227" fontFamily="Consolas" fontSize="10">
          <content>
            <p>The same lines defined by its coefficients or two points</p>
          </content>
        </text>
      </region>
      <region left="27" top="19908" width="15" height="8" color="#000000" fontSize="10" isBreakable="false">
        <text lang="eng" fontFamily="Consolas" fontSize="10">
          <content></content>
        </text>
      </region>
      <region left="18" top="19962" width="237" height="244" color="#000000" fontSize="8">
        <math>
          <input>
            <e type="operand">M</e>
            <e type="operand">2</e>
            <e type="operand">4</e>
            <e type="operand">3</e>
            <e type="operator" args="1">-</e>
            <e type="operand">2</e>
            <e type="operand">4</e>
            <e type="operator" args="1">-</e>
            <e type="operand">3</e>
            <e type="operator" args="1">-</e>
            <e type="operand">2</e>
            <e type="operator" args="1">-</e>
            <e type="operand">4</e>
            <e type="operand">3</e>
            <e type="operator" args="1">-</e>
            <e type="operand">2</e>
            <e type="operator" args="1">-</e>
            <e type="operand">4</e>
            <e type="operator" args="1">-</e>
            <e type="operand">3</e>
            <e type="operator" args="1">-</e>
            <e type="operand">4</e>
            <e type="operand">3</e>
            <e type="function" args="14">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">P</e>
            <e type="operand">1</e>
            <e type="operand">0.25</e>
            <e type="operand">1</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1.25</e>
            <e type="operand">2</e>
            <e type="operand">2</e>
            <e type="function" args="6">mat</e>
            <e type="operand">1</e>
            <e type="operand">0.25</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1.25</e>
            <e type="operator" args="1">-</e>
            <e type="operand">2</e>
            <e type="operand">2</e>
            <e type="function" args="6">mat</e>
            <e type="operand">1</e>
            <e type="operand">1.25</e>
            <e type="operand">1</e>
            <e type="operator" args="1">-</e>
            <e type="operand">0.25</e>
            <e type="operand">2</e>
            <e type="operand">2</e>
            <e type="function" args="6">mat</e>
            <e type="operand">1</e>
            <e type="operand">1.25</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1</e>
            <e type="operator" args="1">-</e>
            <e type="operand">0.25</e>
            <e type="operator" args="1">-</e>
            <e type="operand">2</e>
            <e type="operand">2</e>
            <e type="function" args="6">mat</e>
            <e type="operand">4</e>
            <e type="operand">1</e>
            <e type="function" args="6">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">MP</e>
            <e type="function" args="1">Π</e>
            <e type="operand">MP</e>
            <e type="function" args="1">pLine</e>
            <e type="operand">P</e>
            <e type="operand" style="string">o</e>
            <e type="function" args="2">augment</e>
            <e type="function" args="1">vectorize</e>
            <e type="function" args="1">mat2sys.1</e>
            <e type="operand">2</e>
            <e type="operand">1</e>
            <e type="function" args="4">sys</e>
            <e type="operator" args="2">:</e>
            <e type="operand">3</e>
            <e type="operand">1</e>
            <e type="function" args="5">line</e>
          </input>
        </math>
      </region>
      <region left="306" top="19962" width="221" height="198" color="#000000" fontSize="8">
        <plot type="2d" render="lines" scale_x="4.34713939689433" scale_y="5.07908036045807" scale_z="2.85215815830236" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="1" transpose_y="-4" transpose_z="0">
          <input>
            <e type="operand">M</e>
            <e type="function" args="1">Π</e>
          </input>
        </plot>
      </region>
      <region left="540" top="19962" width="221" height="198" color="#000000" fontSize="8">
        <plot type="2d" render="lines" scale_x="4.34713939689433" scale_y="5.07908036045807" scale_z="2.85215815830236" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="0" transpose_y="-3" transpose_z="0">
          <input>
            <e type="operand">P</e>
            <e type="function" args="1">Π</e>
          </input>
        </plot>
      </region>
      <region left="18" top="20223" width="219" height="24" color="#000000" fontSize="10">
        <text lang="eng" fontFamily="Consolas" fontSize="10">
          <content>
          <p>Tangents to an implicit plot</p>
        </content>
        </text>
      </region>
      <region left="18" top="20259" width="194" height="178" color="#000000" fontSize="10">
        <math>
          <input>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="function" args="2">f</e>
            <e type="operand">x</e>
            <e type="operand">2</e>
            <e type="operator" args="2">^</e>
            <e type="operand">4</e>
            <e type="operator" args="2">/</e>
            <e type="operand">y</e>
            <e type="operand">2</e>
            <e type="operator" args="2">^</e>
            <e type="operand">3</e>
            <e type="function" args="1">sqrt</e>
            <e type="operator" args="2">/</e>
            <e type="operator" args="2">+</e>
            <e type="operand">4</e>
            <e type="operator" args="2">-</e>
            <e type="operator" args="2">:</e>
            <e type="operand">B</e>
            <e type="operand">4</e>
            <e type="operator" args="1">-</e>
            <e type="operand">4</e>
            <e type="operand">4</e>
            <e type="operator" args="1">-</e>
            <e type="operand">4</e>
            <e type="operand">2</e>
            <e type="operand">2</e>
            <e type="function" args="6">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">N</e>
            <e type="operand">30</e>
            <e type="operand">30</e>
            <e type="operand">2</e>
            <e type="operand">1</e>
            <e type="function" args="4">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="operand">C</e>
            <e type="operand" style="string">f</e>
            <e type="operand">B</e>
            <e type="operand">N</e>
            <e type="function" args="3">pContour</e>
            <e type="operator" args="2">:</e>
            <e type="operand">Π</e>
            <e type="operand">C</e>
            <e type="function" args="1">pCycleC</e>
            <e type="operand" style="string"></e>
            <e type="operand">C</e>
            <e type="function" args="1">pLine</e>
            <e type="operand">3</e>
            <e type="operand">1</e>
            <e type="function" args="5">sys</e>
            <e type="operator" args="2">:</e>
            <e type="operand">4</e>
            <e type="operand">1</e>
            <e type="function" args="6">line</e>
          </input>
        </math>
      </region>
      <region left="378" top="20259" width="375" height="226" color="#000000" fontSize="8">
        <plot type="2d" render="lines" scale_x="1.84913929099918" scale_y="1.67457769418935" scale_z="0.262488008807615" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="7" transpose_y="-8" transpose_z="0">
          <input>
            <e type="operand">Π</e>
          </input>
        </plot>
      </region>
      <region left="18" top="20520" width="212" height="24" color="#000000" fontSize="10">
        <text lang="eng" fontFamily="Consolas" fontSize="10">
          <content>
          <p>Tangent to an adaptive plot</p>
        </content>
        </text>
      </region>
      <region left="18" top="20556" width="250" height="120" color="#000000" fontSize="10">
        <math>
          <input>
            <e type="operand">θ</e>
            <e type="function" args="1">ρ</e>
            <e type="operand">2</e>
            <e type="operand">7</e>
            <e type="operand">θ</e>
            <e type="operator" args="2">*</e>
            <e type="function" args="1">cos</e>
            <e type="operator" args="2">*</e>
            <e type="operand">e</e>
            <e type="operand">i</e>
            <e type="operand">θ</e>
            <e type="operator" args="2">*</e>
            <e type="operator" args="2">^</e>
            <e type="operator" args="2">*</e>
            <e type="function" args="1">eval</e>
            <e type="operator" args="2">:</e>
            <e type="operand">C</e>
            <e type="operand">ρ</e>
            <e type="operand">0</e>
            <e type="operand">0.25</e>
            <e type="operand">π</e>
            <e type="operator" args="2">*</e>
            <e type="function" args="3">pAdapt</e>
            <e type="function" args="1">ReIm</e>
            <e type="operator" args="2">:</e>
            <e type="operand">Π</e>
            <e type="operand">C</e>
            <e type="operand" style="string"></e>
            <e type="operand">C</e>
            <e type="function" args="1">pLine</e>
            <e type="operand">3</e>
            <e type="operand">1</e>
            <e type="function" args="5">sys</e>
            <e type="operator" args="2">:</e>
            <e type="operand">3</e>
            <e type="operand">1</e>
            <e type="function" args="5">line</e>
          </input>
        </math>
      </region>
      <region left="378" top="20556" width="375" height="226" color="#000000" fontSize="8">
        <plot type="2d" render="lines" scale_x="3.13890813664041" scale_y="3.61436338302347" scale_z="1.55481966421955" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="3" transpose_y="-11" transpose_z="0">
          <input>
            <e type="operand">Π</e>
          </input>
        </plot>
      </region>
      <region top="20808" color="#000000">
        <area terminator="true" />
      </region>
    </region>
    <region top="20844" color="#000000">
      <area collapsed="false">
        <title lang="eng">
          <content>
            <p>pEnvelope</p>
          </content>
        </title>
      </area>
      <region left="18" top="20871" width="117" height="30" color="#800000" fontSize="14" isBreakable="false">
        <text lang="eng" fontFamily="Consolas" fontSize="10">
          <content>
            <p style="font-weight: bold; font-size: 14px; color: #800000;">Enevelopes</p>
          </content>
        </text>
      </region>
      <region left="18" top="20925" width="109" height="26" border="true" color="#000000" fontSize="10">
        <math>
          <input>
            <e type="operand">A</e>
            <e type="function" args="1">pEnvelope</e>
          </input>
        </math>
      </region>
      <region left="135" top="20925" width="637" height="40" color="#000000" fontSize="10" isBreakable="false">
        <text lang="eng" fontFamily="Consolas" fontSize="10">
          <content>
            <p>Returns the intersections of two consecutive lindes defined in A as the coefficients of a rect line given by its general formula ax+by+c≡0</p>
          </content>
        </text>
      </region>
      <region left="18" top="20979" width="65" height="24" color="#008080" fontSize="10" isBreakable="false">
        <text lang="eng" fontFamily="Consolas" fontSize="10">
          <content>
          <p style="font-weight: bold; color: #008080;">Examles</p>
        </content>
        </text>
      </region>
      <region left="18" top="21015" width="608" height="24" color="#000000" fontSize="10">
        <text lang="eng" fontFamily="Consolas" fontSize="10">
          <content>
            <p>This procedure draws the envelope of the uniparametric family of lines given by λ</p>
          </content>
        </text>
      </region>
      <region left="18" top="21060" width="232" height="160" color="#000000" fontSize="10">
        <math>
          <input>
            <e type="operand">t</e>
            <e type="function" args="1">λ</e>
            <e type="operand">t</e>
            <e type="operand">1</e>
            <e type="operator" args="2">-</e>
            <e type="operand">0.1</e>
            <e type="operand">t</e>
            <e type="function" args="1">cos</e>
            <e type="operator" args="2">*</e>
            <e type="operand">t</e>
            <e type="operand">2</e>
            <e type="operator" args="2">^</e>
            <e type="operand">1</e>
            <e type="operand">3</e>
            <e type="function" args="5">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">T</e>
            <e type="operand">4</e>
            <e type="operator" args="1">-</e>
            <e type="operand">4</e>
            <e type="operand">100</e>
            <e type="function" args="3">pR</e>
            <e type="operator" args="2">:</e>
            <e type="operand">Λ</e>
            <e type="operand" style="string">λ</e>
            <e type="operand">T</e>
            <e type="function" args="2">pRGrid</e>
            <e type="operator" args="2">:</e>
            <e type="operand">E</e>
            <e type="operand">Λ</e>
            <e type="function" args="1">pEnvelope</e>
            <e type="operator" args="2">:</e>
            <e type="operand">Π</e>
            <e type="operand">E</e>
            <e type="operand" style="string">o</e>
            <e type="function" args="2">augment</e>
            <e type="operand">E</e>
            <e type="operand">Λ</e>
            <e type="function" args="1">pLine</e>
            <e type="operand">3</e>
            <e type="operand">1</e>
            <e type="function" args="5">sys</e>
            <e type="operator" args="2">:</e>
            <e type="operand">5</e>
            <e type="operand">1</e>
            <e type="function" args="7">line</e>
          </input>
        </math>
      </region>
      <region left="378" top="21060" width="375" height="226" color="#000000" fontSize="8">
        <plot type="2d" render="lines" scale_x="0.0736648030226531" scale_y="2.16702806188295" scale_z="0.03648895708782" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="50" transpose_y="-9" transpose_z="0">
          <input>
            <e type="operand">Π</e>
          </input>
        </plot>
      </region>
      <region left="18" top="21258" width="349" height="40" color="#000000" fontSize="10">
        <text lang="eng" width="349" fontFamily="Consolas" fontSize="10">
          <content>
            <p>This example compare the numerical procedure with the symbolic one.</p>
          </content>
        </text>
      </region>
      <region left="18" top="21312" width="176" height="168" color="#000000" fontSize="10">
        <math>
          <input>
            <e type="operand">t</e>
            <e type="function" args="1">λ</e>
            <e type="operand">1</e>
            <e type="operand">t</e>
            <e type="operator" args="2">/</e>
            <e type="operand">1</e>
            <e type="operand">11</e>
            <e type="operand">t</e>
            <e type="operator" args="2">-</e>
            <e type="operator" args="2">/</e>
            <e type="operand">1</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1</e>
            <e type="operand">3</e>
            <e type="function" args="5">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">T</e>
            <e type="operand">1</e>
            <e type="operand">11</e>
            <e type="operand">10</e>
            <e type="function" args="3">pR</e>
            <e type="operator" args="2">:</e>
            <e type="operand">Λ</e>
            <e type="operand" style="string">λ</e>
            <e type="operand">T</e>
            <e type="function" args="2">pRGrid</e>
            <e type="operator" args="2">:</e>
            <e type="operand">E</e>
            <e type="operand">Λ</e>
            <e type="function" args="1">pEnvelope</e>
            <e type="operator" args="2">:</e>
            <e type="operand">Π</e>
            <e type="operand">E</e>
            <e type="operand" style="string">o</e>
            <e type="function" args="2">augment</e>
            <e type="operand">E</e>
            <e type="operand">Λ</e>
            <e type="function" args="1">pLine</e>
            <e type="operand">3</e>
            <e type="operand">1</e>
            <e type="function" args="5">sys</e>
            <e type="operator" args="2">:</e>
            <e type="operand">5</e>
            <e type="operand">1</e>
            <e type="function" args="7">line</e>
          </input>
        </math>
      </region>
      <region left="378" top="21312" width="375" height="226" color="#000000" fontSize="8">
        <plot type="2d" render="lines" scale_x="1.77004659060476" scale_y="3.28137148143347" scale_z="2.82027497360582" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-142" transpose_y="-94" transpose_z="0">
          <input>
            <e type="operand">Π</e>
          </input>
        </plot>
      </region>
      <region left="18" top="21510" width="293" height="24" color="#000000" fontSize="10">
        <text lang="eng" fontFamily="Consolas" fontSize="10">
          <content>
          <p>The symbolic solution isn't inmediate:</p>
        </content>
        </text>
      </region>
      <region left="18" top="21564" width="308" height="255" color="#000000" fontSize="10">
        <math>
          <input>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="function" args="2">E</e>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="operator" args="2">-</e>
            <e type="bracket">(</e>
            <e type="operand">2</e>
            <e type="operator" args="2">^</e>
            <e type="operand">22</e>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="operator" args="2">+</e>
            <e type="bracket">(</e>
            <e type="operator" args="2">*</e>
            <e type="operator" args="2">-</e>
            <e type="operand">121</e>
            <e type="operator" args="2">+</e>
            <e type="operator" args="2">:</e>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="operand">t</e>
            <e type="function" args="3">C</e>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="operand">1</e>
            <e type="operand">1</e>
            <e type="operand">3</e>
            <e type="function" args="5">mat</e>
            <e type="function" args="1">transpose</e>
            <e type="operand">t</e>
            <e type="function" args="1">λ</e>
            <e type="function" args="1">transpose</e>
            <e type="operator" args="2">*</e>
            <e type="operator" args="2">:</e>
            <e type="operand">B</e>
            <e type="operand">0</e>
            <e type="operand">11</e>
            <e type="operand">0</e>
            <e type="operand">11</e>
            <e type="operand">2</e>
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