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      <author>Alvaro Diaz Falconi</author>
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              <content>
            <p>Argument handling utility</p>
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            </description>
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              <e type="operand">γ</e>
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              <e type="operand">1</e>
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            <p>Argument handling utility</p>
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              <e type="operand">x</e>
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              <e type="operand">0</e>
              <e type="operand">0</e>
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              <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="1323" width="228" height="35" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="false" position="Top" lang="eng">
              <content>
              <p></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="1323" width="252" height="35" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="false" position="Top" lang="eng">
              <content>
              <p></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>
        <region left="54" top="1368" width="696" height="604" color="#000000" fontSize="10">
          <math optimize="2">
            <input>
              <e type="operand">T</e>
              <e type="operand">n</e>
              <e type="operand">a</e>
              <e type="function" args="3">pCMap</e>
              <e type="operand">C</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">r</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">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">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>
              <e type="operand">0</e>
              <e type="operator" args="2">-</e>
              <e type="operand">n</e>
              <e type="operand">1</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">/</e>
              <e type="operand">r</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="bracket">(</e>
              <e type="operand">3</e>
              <e type="function" args="1">identity</e>
              <e type="operand">z</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="function" args="2">row</e>
              <e type="operator" args="2">*</e>
              <e type="operand">T</e>
              <e type="operator" args="2">+</e>
              <e type="operand">a</e>
              <e type="function" args="2">rgb</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>
              <e type="operand">n</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">0</e>
              <e type="operand">T</e>
              <e type="function" args="1">IsString</e>
              <e type="operand">T</e>
              <e type="operand" style="string">Jet</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">m</e>
              <e type="operand">0.25</e>
              <e type="operand">n</e>
              <e type="operator" args="2">*</e>
              <e type="operand">0</e>
              <e type="function" args="2">round</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">max</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">v</e>
              <e type="function" args="1">z</e>
              <e type="operand">v</e>
              <e type="function" args="1">rows</e>
              <e type="operand">1</e>
              <e type="function" args="2">matrix</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">255</e>
              <e type="operand">1</e>
              <e type="operand">m</e>
              <e type="function" args="2">range</e>
              <e type="operand">m</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">255</e>
              <e type="operand">m</e>
              <e type="operator" args="2">/</e>
              <e type="operand">m</e>
              <e type="operand">2</e>
              <e type="operator" args="2">/</e>
              <e type="operand">m</e>
              <e type="function" args="2">range</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">:</e>
              <e type="operand">o</e>
              <e type="operand">255</e>
              <e type="operand">m</e>
              <e type="operand">1</e>
              <e type="function" args="2">matrix</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">R</e>
              <e type="operand">y</e>
              <e type="function" args="1">z</e>
              <e type="operand">o</e>
              <e type="function" args="1">z</e>
              <e type="operand">x</e>
              <e type="operand">o</e>
              <e type="operand">y</e>
              <e type="function" args="1">reverse</e>
              <e type="function" args="5">stack</e>
              <e type="operator" args="2">:</e>
              <e type="operand">G</e>
              <e type="operand">y</e>
              <e type="function" args="1">z</e>
              <e type="operand">x</e>
              <e type="operand">o</e>
              <e type="operand">x</e>
              <e type="function" args="1">reverse</e>
              <e type="operand">y</e>
              <e type="function" args="1">z</e>
              <e type="function" args="5">stack</e>
              <e type="operator" args="2">:</e>
              <e type="operand">B</e>
              <e type="operand">y</e>
              <e type="operand">o</e>
              <e type="operand">x</e>
              <e type="function" args="1">reverse</e>
              <e type="operand">o</e>
              <e type="function" args="1">z</e>
              <e type="operand">y</e>
              <e type="function" args="1">z</e>
              <e type="function" args="5">stack</e>
              <e type="operator" args="2">:</e>
              <e type="operand">m</e>
              <e type="operand">R</e>
              <e type="function" args="1">length</e>
              <e type="operand">n</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">C</e>
              <e type="operand">1</e>
              <e type="operand">r</e>
              <e type="function" args="3">el</e>
              <e type="operand">R</e>
              <e type="operand">r</e>
              <e type="operand">m</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">el</e>
              <e type="operand">G</e>
              <e type="operand">r</e>
              <e type="operand">m</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">el</e>
              <e type="operand">B</e>
              <e type="operand">r</e>
              <e type="operand">m</e>
              <e type="operator" args="2">+</e>
              <e type="function" args="2">el</e>
              <e type="operand">a</e>
              <e type="function" args="4">rgb</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">7</e>
              <e type="operand">1</e>
              <e type="function" args="9">line</e>
              <e type="operand">T</e>
              <e type="operand" style="string">GS</e>
              <e type="operator" args="2">≡</e>
              <e type="operand" style="string">R</e>
              <e type="operand">n</e>
              <e type="operand">a</e>
              <e type="function" args="3">pCMap</e>
              <e type="operand" style="string">G</e>
              <e type="operand">n</e>
              <e type="operand">a</e>
              <e type="function" args="3">pCMap</e>
              <e type="operator" args="2">+</e>
              <e type="operand" style="string">B</e>
              <e type="operand">n</e>
              <e type="operand">a</e>
              <e type="function" args="3">pCMap</e>
              <e type="operator" args="2">+</e>
              <e type="operand">rgb</e>
              <e type="operand" style="string">RGB</e>
              <e type="operand">T</e>
              <e type="function" args="2">findstr</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">C</e>
              <e type="operand">1</e>
              <e type="operand">r</e>
              <e type="function" args="3">el</e>
              <e type="operand">T</e>
              <e type="operator" args="2">:</e>
              <e type="operand">C</e>
              <e type="operand">1</e>
              <e type="operand">r</e>
              <e type="function" args="3">el</e>
              <e type="operand">rgb</e>
              <e type="operand">r</e>
              <e type="operand">0</e>
              <e type="function" args="3">f</e>
              <e type="operator" args="2">:</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">zero</e>
              <e type="operand">T</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="function" args="1">vectorize</e>
              <e type="operand">c</e>
              <e type="function" args="2">el</e>
              <e type="operand">c</e>
              <e type="function" args="2">augment</e>
              <e type="function" args="1">eval</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">findrows</e>
              <e type="operand">2</e>
              <e type="function" args="2">col</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">r</e>
              <e type="function" args="3">el</e>
              <e type="operand">zero</e>
              <e type="operand">r</e>
              <e type="operand">T</e>
              <e type="function" args="3">f</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">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="54" top="1989" width="233" height="29" color="#000000" fontSize="10">
          <math optimize="2">
            <input>
              <e type="operand">T</e>
              <e type="operand">x</e>
              <e type="function" args="2">pCMap</e>
              <e type="operand">T</e>
              <e type="operand">x</e>
              <e type="operand">1</e>
              <e type="function" args="3">pCMap</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="2025" width="197" height="29" color="#000000" fontSize="10">
          <math optimize="2">
            <input>
              <e type="operand">T</e>
              <e type="function" args="1">pCMap</e>
              <e type="operand">T</e>
              <e type="operand">16</e>
              <e type="function" args="2">pCMap</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="2070" width="448" height="109" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">z</e>
              <e type="operand">a</e>
              <e type="operand">b</e>
              <e type="operand">CL</e>
              <e type="function" args="4">pClr</e>
              <e type="operand">CL</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</e>
              <e type="operand">CL</e>
              <e type="function" args="1">IsString</e>
              <e type="operator" args="2">|</e>
              <e type="operand">CL</e>
              <e type="operand">CL</e>
              <e type="operand">z</e>
              <e type="operand">a</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="operand">CL</e>
              <e type="function" args="1">length</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="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="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="2196" width="171" height="26" color="#000000" fontSize="10">
          <math evaluate="false" optimize="2">
            <input>
              <e type="operand" style="unit">pCMJet</e>
              <e type="operand" style="string">Jet</e>
              <e type="function" args="1">pCMap</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="234" top="2196" width="155" height="26" color="#000000" fontSize="10">
          <math evaluate="false">
            <input>
              <e type="operand" style="unit">pCMRed</e>
              <e type="operand" style="string">R</e>
              <e type="function" args="1">pCMap</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="396" top="2196" width="171" height="26" color="#000000" fontSize="10">
          <math evaluate="false">
            <input>
              <e type="operand" style="unit">pCMGreen</e>
              <e type="operand" style="string">G</e>
              <e type="function" args="1">pCMap</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="576" top="2196" width="163" height="26" color="#000000" fontSize="10">
          <math evaluate="false" optimize="2">
            <input>
              <e type="operand" style="unit">pCMBlue</e>
              <e type="operand" style="string">B</e>
              <e type="function" args="1">pCMap</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region top="2232" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region top="2250" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
            <p>pView</p>
          </content>
          </title>
        </area>
        <region left="54" top="2277" width="705" height="91" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="true" position="Top" lang="spa">
              <content>
              <p>EulerRot(v) returns the Euler rotation matrix. At least in some convention.</p>
            </content>
            </description>
            <input>
              <e type="operand">v</e>
              <e type="function" args="1">pEulerRot</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">v</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">cos</e>
              <e type="operand">v</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">sin</e>
              <e type="operator" args="1">-</e>
              <e type="operand">0</e>
              <e type="operand">v</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">sin</e>
              <e type="operand">v</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">cos</e>
              <e type="operand">3</e>
              <e type="operand">3</e>
              <e type="function" args="11">mat</e>
              <e type="operand">v</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">cos</e>
              <e type="operand">0</e>
              <e type="operand">v</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">sin</e>
              <e type="operand">0</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="operand">v</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">sin</e>
              <e type="operator" args="1">-</e>
              <e type="operand">0</e>
              <e type="operand">v</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">cos</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">v</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">cos</e>
              <e type="operand">v</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">sin</e>
              <e type="operator" args="1">-</e>
              <e type="operand">0</e>
              <e type="operand">v</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">sin</e>
              <e type="operand">v</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">cos</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="operand">3</e>
              <e type="function" args="11">mat</e>
              <e type="operator" args="2">*</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="54" top="2403" width="511" height="212" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="true" position="Top" lang="eng">
              <content>
                <p>View point at az angle from -y axis and el from +x axis. 3x3 Matrix</p>
              </content>
            </description>
            <input>
              <e type="operand">az</e>
              <e type="operand">el</e>
              <e type="function" args="2">pView</e>
              <e type="operand">a</e>
              <e type="operand">az</e>
              <e type="operator" args="2">:</e>
              <e type="operand">l</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">l</e>
              <e type="operand">l</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">l</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">l</e>
              <e type="operand">180</e>
              <e type="operand" style="unit">°</e>
              <e type="operator" args="2">*</e>
              <e type="operand">l</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">a</e>
              <e type="operand">a</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">l</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">l</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">l</e>
              <e type="operator" args="2">-</e>
              <e type="operator" args="2">:</e>
              <e type="operand">a</e>
              <e type="operand">a</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="function" args="4">if</e>
              <e type="operand">a</e>
              <e type="operand">a</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">a</e>
              <e type="function" args="1">cos</e>
              <e type="operand">l</e>
              <e type="function" args="1">sin</e>
              <e type="operand">a</e>
              <e type="function" args="1">sin</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="1">-</e>
              <e type="operand">l</e>
              <e type="function" args="1">cos</e>
              <e type="operand">a</e>
              <e type="function" args="1">sin</e>
              <e type="operator" args="2">*</e>
              <e type="operand">a</e>
              <e type="function" args="1">sin</e>
              <e type="operand">l</e>
              <e type="function" args="1">sin</e>
              <e type="operand">a</e>
              <e type="function" args="1">cos</e>
              <e type="operator" args="2">*</e>
              <e type="operand">l</e>
              <e type="function" args="1">cos</e>
              <e type="operand">a</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">l</e>
              <e type="function" args="1">cos</e>
              <e type="operand">l</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="792" top="2565" width="208" height="80" color="#000000" fontSize="8">
          <math>
            <input>
              <e type="operand">γ</e>
              <e type="operand">3</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operand">γ</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operator" args="2">*</e>
              <e type="operand">γ</e>
              <e type="operand">3</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operand">γ</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="1">-</e>
              <e type="operand">γ</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">el</e>
              <e type="operand">γ</e>
              <e type="operand">2</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="1">sign</e>
              <e type="operand">1</e>
              <e type="operand">γ</e>
              <e type="operand">3</e>
              <e type="operand">2</e>
              <e type="function" args="3">el</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="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">mat</e>
            </input>
          </math>
        </region>
        <region left="54" top="2646" width="353" height="40" color="#000000" fontSize="10">
          <math>
            <description active="true" position="Top" lang="eng" width="15">
              <content>
                <p>View point for proyect into 2D plots.</p>
              </content>
            </description>
            <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="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="2718" width="216" height="95" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">P</e>
              <e type="function" args="1">cyl2xyz</e>
              <e type="operand">P</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">P</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">cos</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">P</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">sin</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">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">mat</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region left="288" top="2718" width="61" height="63" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">P</e>
              <e type="operand">ρ</e>
              <e type="operand">φ</e>
              <e type="operand">z</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">mat</e>
              <e type="operator" args="2">≡</e>
            </input>
          </math>
        </region>
        <region left="387" top="2718" width="285" height="97" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">P</e>
              <e type="function" args="1">sph2xyz</e>
              <e type="operand">P</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">P</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">cos</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="function" args="1">cos</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">P</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">cos</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="function" args="1">sin</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">P</e>
              <e type="operand">3</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">sin</e>
              <e type="operator" args="2">*</e>
              <e type="operand">3</e>
              <e type="operand">1</e>
              <e type="function" args="5">mat</e>
              <e type="operator" args="2">:</e>
            </input>
          </math>
        </region>
        <region top="2835" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region top="2853" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
              <p>pGrid</p>
            </content>
          </title>
        </area>
        <region left="18" top="2889" width="378" height="48" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="true" position="Top" lang="eng">
              <content>
                <p>pR(a,b,n) retunrs a vector of equally spaced n+1 points between a and b.</p>
              </content>
            </description>
            <input>
              <e type="operand">a</e>
              <e type="operand">b</e>
              <e type="operand">n</e>
              <e type="function" args="3">pR</e>
              <e type="operand">a</e>
              <e type="operand">b</e>
              <e type="operand">a</e>
              <e type="operator" args="2">-</e>
              <e type="operand">n</e>
              <e type="function" args="1">trunc</e>
              <e type="operator" args="2">/</e>
              <e type="operand">0</e>
              <e type="operand">n</e>
              <e type="function" args="1">trunc</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">+</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="2961" width="409" height="43" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="true" position="Top" lang="eng" width="401">
              <content>
                <p>pR(B,N) returns equally spaced vectors given a Box and a vector with the number of points.</p>
              </content>
            </description>
            <input>
              <e type="operand">B</e>
              <e type="operand">N</e>
              <e type="function" args="2">pR</e>
              <e type="operand">B</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="operand">N</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="function" args="3">pR</e>
              <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>
              <e type="function" args="2">el</e>
              <e type="operand">N</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="3">pR</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">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="522" top="2979" width="106" height="57" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">Box</e>
              <e type="operand">x.1</e>
              <e type="operand">x.2</e>
              <e type="operand">y.1</e>
              <e type="operand">y.2</e>
              <e type="operand">2</e>
              <e type="operand">2</e>
              <e type="function" args="6">mat</e>
              <e type="operator" args="2">≡</e>
            </input>
          </math>
        </region>
        <region left="18" top="3042" width="368" height="73" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">G</e>
              <e type="function" args="1">pGridBox</e>
              <e type="operand">C</e>
              <e type="operand">G</e>
              <e type="function" args="1">vectorize</e>
              <e type="operator" args="2">:</e>
              <e type="operand">C</e>
              <e type="function" args="1">min</e>
              <e type="function" args="1">vectorize</e>
              <e type="operand">C</e>
              <e type="function" args="1">max</e>
              <e type="function" args="1">vectorize</e>
              <e type="function" args="2">augment</e>
              <e type="function" args="1">transpose</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="3123" width="402" height="118" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">X</e>
              <e type="function" args="1">pBox</e>
              <e type="operand">B</e>
              <e type="operand">2</e>
              <e type="operand">0</e>
              <e type="function" args="2">matrix</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">cols</e>
              <e type="function" args="2">range</e>
              <e type="operand">B</e>
              <e type="operand">B</e>
              <e type="operand">X</e>
              <e type="operand">k</e>
              <e type="function" args="2">col</e>
              <e type="function" args="1">min</e>
              <e type="operand">X</e>
              <e type="operand">k</e>
              <e type="function" args="2">col</e>
              <e type="function" args="1">max</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">mat</e>
              <e type="function" args="2">augment</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="function" args="3">for</e>
              <e type="operand">B</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="3258" width="746" height="703" color="#000000" fontSize="10">
          <math optimize="2" breaking="222">
            <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">X#</e>
              <e type="operand">Y#</e>
              <e type="function" args="3">pGrid</e>
              <e type="operand">X#</e>
              <e type="function" args="1">length</e>
              <e type="operand">4</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</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="operator" args="2">&amp;</e>
              <e type="operand">U#</e>
              <e type="operand">V#</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="function" args="2">pR</e>
              <e type="operator" args="2">:</e>
              <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">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operand">U#</e>
              <e type="operand">FS#</e>
              <e type="function" args="1">Unknowns</e>
              <e type="operator" args="2">:</e>
              <e type="operand">FS#</e>
              <e type="function" args="1">IsDefined</e>
              <e type="operator" args="1">¬</e>
              <e type="bracket">(</e>
              <e type="operand">U#</e>
              <e type="function" args="1">length</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="operand">FS#</e>
              <e type="function" args="1">num2str</e>
              <e type="operand">X#</e>
              <e type="operand">Y#</e>
              <e type="function" args="3">pGrid</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="function" args="1">IsDefined</e>
              <e type="operand">FS#</e>
              <e type="function" args="1">IsString</e>
              <e type="function" args="1">num2str</e>
              <e type="operand" style="string">1</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">XS#</e>
              <e type="operand">X#</e>
              <e type="function" args="1">num2str</e>
              <e type="function" args="1">vectorize</e>
              <e type="operator" args="2">:</e>
              <e type="operand">YS#</e>
              <e type="operand">Y#</e>
              <e type="function" args="1">num2str</e>
              <e type="function" args="1">vectorize</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">str#</e>
              <e type="operand">FS#</e>
              <e type="operand" style="string">(#1#,#2#)</e>
              <e type="function" args="2">concat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">r#</e>
              <e type="operand">c#</e>
              <e type="function" args="2">F#</e>
              <e type="operand">str#</e>
              <e type="operand" style="string">#1#</e>
              <e type="operand">XS#</e>
              <e type="operand">r#</e>
              <e type="function" args="2">el</e>
              <e type="function" args="3">strrep</e>
              <e type="operand" style="string">#2#</e>
              <e type="operand">YS#</e>
              <e type="operand">c#</e>
              <e type="function" args="2">el</e>
              <e type="function" args="3">strrep</e>
              <e type="function" args="1">str2num</e>
              <e type="operand">str#</e>
              <e type="operand" style="string">#1#</e>
              <e type="operand">XS#</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="function" args="3">strrep</e>
              <e type="operand" style="string">#2#</e>
              <e type="operand">YS#</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="function" args="3">strrep</e>
              <e type="function" args="1">str2num</e>
              <e type="function" args="2">try</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</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">r#</e>
              <e type="operand">c#</e>
              <e type="function" args="2">F#</e>
              <e type="operand">FS#</e>
              <e type="operand">r#</e>
              <e type="operand">c#</e>
              <e type="function" args="3">el</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="operand">str#</e>
              <e type="operand" style="string">Fxy#(#1#,#2#):</e>
              <e type="operand">FS#</e>
              <e type="function" args="1">num2str</e>
              <e type="function" args="2">concat</e>
              <e type="operator" args="2">:</e>
              <e type="operand">str#</e>
              <e type="operand" style="string">#1#</e>
              <e type="operand">U#</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">num2str</e>
              <e type="function" args="3">strrep</e>
              <e type="operand" style="string">#2#</e>
              <e type="operand">U#</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">num2str</e>
              <e type="function" args="3">strrep</e>
              <e type="function" args="1">str2num</e>
              <e type="operand">r</e>
              <e type="operand">c</e>
              <e type="function" args="2">F#</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="2">Fxy#</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">if</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="2">F#</e>
              <e type="function" args="1">GetType</e>
              <e type="operand" style="string">matrix</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">r#</e>
              <e type="operand">c#</e>
              <e type="function" args="2">F#</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">r#</e>
              <e type="operand">c#</e>
              <e type="function" args="2">F#</e>
              <e type="operand">3</e>
              <e type="operand">1</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="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="3996" width="559" height="207" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="true" position="Top" lang="eng">
              <content>
                <p>pTGrid(F,U,V) returns a [G G'] where G is the pGrid and<br /> G' is a grid with the middle points of the grid</p>
              </content>
            </description>
            <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">X</e>
              <e type="function" args="1">length</e>
              <e type="operand">4</e>
              <e type="operator" args="2">≡</e>
              <e type="bracket">(</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="operator" args="2">&amp;</e>
              <e type="operand">U</e>
              <e type="operand">V</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="function" args="2">pR</e>
              <e type="operator" args="2">:</e>
              <e type="operand">FS</e>
              <e type="operand">U</e>
              <e type="operand">V</e>
              <e type="function" args="3">pTGrid</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">line</e>
              <e type="operand">A</e>
              <e type="function" args="1">pr</e>
              <e type="operand">n</e>
              <e type="operand">1</e>
              <e type="operand">A</e>
              <e type="function" args="1">length</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">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">n</e>
              <e type="function" args="2">el</e>
              <e type="operand">0.5</e>
              <e type="operand">A</e>
              <e type="operand">n</e>
              <e type="function" args="2">el</e>
              <e type="operand">A</e>
              <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="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">:</e>
              <e type="operand">A'</e>
              <e type="operand">A</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">el</e>
              <e type="operand">A</e>
              <e type="operand">A</e>
              <e type="function" args="1">length</e>
              <e type="function" args="2">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="operator" args="2">:</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="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">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</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="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="4266" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region top="4284" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
            <p>pMesh</p>
          </content>
          </title>
        </area>
        <region left="18" top="4311" width="673" height="458" color="#000000" fontSize="10">
          <math optimize="2">
            <description active="true" position="Top" lang="eng">
              <content>
                <p>pMesh returns a matrix suitable for 3D plots.</p>
              </content>
            </description>
            <input>
              <e type="operand">G#</e>
              <e type="operand">h</e>
              <e type="function" args="2">pMesh</e>
              <e type="operand">tri</e>
              <e type="operand">G#</e>
              <e type="function" args="1">length</e>
              <e type="operand">2</e>
              <e type="operator" args="2">≡</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="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">G#</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">G#</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">cols</e>
              <e type="function" args="2">col</e>
              <e type="function" args="2">augment</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="operand">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">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</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="function" args="3">if</e>
              <e type="operand">nu</e>
              <e type="operand">G</e>
              <e type="function" args="1">rows</e>
              <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">G</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">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">r'</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">nh</e>
              <e type="operand">h</e>
              <e type="function" args="1">cols</e>
              <e type="operator" args="2">:</e>
              <e type="operand">nh'</e>
              <e type="operand">nh</e>
              <e type="operand">tri</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</e>
              <e type="operand">r.nh</e>
              <e type="operand">1</e>
              <e type="operand">nh</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">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">5</e>
              <e type="function" args="7">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.nh</e>
              <e type="operator" args="2">+</e>
              <e type="operator" args="2">:</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">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">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">G</e>
              <e type="operand">h</e>
              <e type="operand">1</e>
              <e type="operand">k</e>
              <e type="operand">r</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="3">el</e>
              <e type="operand">u</e>
              <e type="operator" args="2">+</e>
              <e type="operand">h</e>
              <e type="operand">2</e>
              <e type="operand">k</e>
              <e type="operand">r</e>
              <e type="operator" args="2">-</e>
              <e type="function" args="3">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">tri</e>
              <e type="operand">v</e>
              <e type="operand">nv</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">M</e>
              <e type="operand">r</e>
              <e type="operand">nh'</e>
              <e type="operator" args="2">+</e>
              <e type="operand">c</e>
              <e type="function" args="3">el</e>
              <e type="operand">M</e>
              <e type="operand">r</e>
              <e type="operand">nh</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">M</e>
              <e type="operand">r</e>
              <e type="operand">nh'</e>
              <e type="operator" args="2">+</e>
              <e type="operand">c</e>
              <e type="function" args="3">el</e>
              <e type="operand">G'</e>
              <e type="operand">r'</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="function" args="3">if</e>
              <e type="function" args="2">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="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.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">k</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">nh'</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">nh'</e>
              <e type="operand">v</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">k</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">nh'</e>
              <e type="operator" args="2">*</e>
              <e type="operator" args="2">-</e>
              <e type="operand">tri</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="4806" width="276" height="50" color="#000000" fontSize="10">
          <math>
            <description active="true" position="Top" lang="eng">
              <content>
                <p>Mesh of a Grid</p>
              </content>
            </description>
            <input>
              <e type="operand">G#</e>
              <e type="function" args="1">pMesh</e>
              <e type="operand">G#</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">2</e>
              <e type="operand">5</e>
              <e type="function" args="12">mat</e>
              <e type="function" args="2">pMesh</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="4806" width="284" height="50" color="#000000" fontSize="10">
          <math>
            <description active="true" position="Top" lang="eng">
              <content>
                <p>Triangular Mesh of a Grid</p>
              </content>
            </description>
            <input>
              <e type="operand">G#</e>
              <e type="function" args="1">pTMesh</e>
              <e type="operand">G#</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">1</e>
              <e type="operand">0</e>
              <e type="operand">0</e>
              <e type="operand">2</e>
              <e type="operand">5</e>
              <e type="function" args="12">mat</e>
              <e type="function" args="2">pMesh</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="4896" width="950" height="214" color="#000000" fontSize="10">
          <math breaking="115">
            <description active="true" position="Top" lang="eng">
              <content>
                <p>Utill: pMesh(FS,X,Y) Mesh from the function or <br />       pMesh(M,CL,γ) Coloring a Mesh for a XYPlot</p>
              </content>
            </description>
            <input>
              <e type="operand">M#</e>
              <e type="operand">γ</e>
              <e type="operand">CL</e>
              <e type="function" args="3">pMesh</e>
              <e type="operand">M#</e>
              <e type="function" args="1">IsString</e>
              <e type="operand">M#</e>
              <e type="function" args="1">IsDefined</e>
              <e type="operand" style="string">1</e>
              <e type="operator" args="2">≡</e>
              <e type="function" args="1">num2str</e>
              <e type="bracket">(</e>
              <e type="operator" args="1">¬</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">|</e>
              <e type="operand">M#</e>
              <e type="operand">γ</e>
              <e type="operand">CL</e>
              <e type="function" args="3">pGrid</e>
              <e type="function" args="1">pMesh</e>
              <e type="operand">γo</e>
              <e type="operand">γ2</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">γ</e>
              <e type="function" args="1">pArgγ</e>
              <e type="operator" args="2">:</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">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">k</e>
              <e type="operand">2</e>
              <e type="operand">M</e>
              <e type="function" args="1">rows</e>
              <e type="bracket">(</e>
              <e type="function" args="2">range</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">4</e>
              <e type="function" args="6">mat</e>
              <e type="operand">a</e>
              <e type="operand">b</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">3</e>
              <e type="function" args="2">col</e>
              <e type="function" args="1">min</e>
              <e type="operand">M</e>
              <e type="operand">3</e>
              <e type="function" args="2">col</e>
              <e type="function" args="1">max</e>
              <e type="operand">10</e>
              <e type="operand">10</e>
              <e type="operator" args="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="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">M</e>
              <e type="function" args="1">pBox</e>
              <e type="operand">γ</e>
              <e type="function" args="2">pAxis</e>
              <e type="operand">L</e>
              <e type="operand">k</e>
              <e type="function" args="2">el</e>
              <e type="operand">M2</e>
              <e type="operand">k</e>
              <e type="function" args="2">row</e>
              <e type="operand">M2</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">M</e>
              <e type="operand">k</e>
              <e type="operand">3</e>
              <e type="function" args="3">el</e>
              <e type="operand">a</e>
              <e type="operand">b</e>
              <e type="operand">CL</e>
              <e type="function" args="4">pClr</e>
              <e type="operand" style="string">solid</e>
              <e type="operand">1</e>
              <e type="operand">0</e>
              <e type="function" args="5">pLine</e>
              <e type="operator" args="2">:</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">4</e>
              <e type="operand">1</e>
              <e type="function" args="6">line</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="5166" color="#000000">
          <area terminator="true" />
        </region>
      </region>
      <region top="5184" color="#000000">
        <area collapsed="true">
          <title lang="eng">
            <content>
            <p>pSurf</p>
          </content>
          </title>
        </area>
        <region left="18" top="5220" width="325" height="247" 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">cl</e>
              <e type="operand">ls</e>
              <e type="operand">w</e>
              <e type="operand">5</e>
              <e type="operand">1</e>
              <e type="function" args="7">mat</e>
              <e type="operand" style="string">polygon</e>
              <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="operand">6</e>
              <e type="operand">1</e>
              <e type="function" args="8">mat</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="5481" width="498" height="65" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">X</e>
              <e type="function" args="1">pCenter</e>
              <e type="operand">X</e>
              <e type="operand">1</e>
              <e type="function" args="2">col</e>
              <e type="function" args="1">sum</e>
              <e type="operand">X</e>
              <e type="operand">2</e>
              <e type="function" args="2">col</e>
              <e type="function" args="1">sum</e>
              <e type="operand">X</e>
              <e type="operand">3</e>
              <e type="function" args="2">col</e>
              <e type="function" args="1">sum</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="5">mat</e>
              <e type="operand">X</e>
              <e type="function" args="1">rows</e>
              <e type="operator" args="2">/</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="531" top="5490" width="190" height="37" color="#000000" fontSize="10">
          <math>
            <input>
              <e type="operand">0.5</e>
              <e type="operand">M</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">ν</e>
              <e type="operand">c</e>
              <e type="function" args="3">el</e>
              <e type="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="1">eval</e>
            </input>
          </math>
        </region>
        <region left="18" top="5553" width="690" height="824" color="#000000" fontSize="10">
          <math breaking="400">
            <input>
              <e type="operand">nG</e>
              <e type="operand">G#</e>
              <e type="operand">γ</e>
              <e type="operand">CL</e>
              <e type="operand">CS</e>
              <e type="operand">h</e>
              <e type="operand">wm</e>
              <e type="operand">LS</e>
              <e type="operand">d</e>
              <e type="function" args="9">pSurf</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">n</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">N</e>
              <e type="operand">0</e>
              <e type="operator" args="2">:</e>
              <e type="operand">MG</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">γo</e>
              <e type="operand">γ2</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">γ</e>
              <e type="function" args="1">pArgγ</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">s</e>
              <e type="operand">1</e>
              <e type="operand">nG</e>
              <e type="function" args="2">range</e>
              <e type="operand">G#</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">cols</e>
              <e type="operand">2</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">MG</e>
              <e type="operand">MG</e>
              <e type="operand">G#</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">G#</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="operand">2</e>
              <e type="function" args="2">el</e>
              <e type="function" args="2">stack</e>
              <e type="function" args="1">eval</e>
              <e type="function" args="1">pGridBox</e>
              <e type="function" args="2">stack</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">MG</e>
              <e type="operand">MG</e>
              <e type="operand">G#</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">eval</e>
              <e type="function" args="1">pGridBox</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">if</e>
              <e type="operand">1</e>
              <e type="operand">1</e>
              <e type="function" args="3">line</e>
              <e type="function" args="3">for</e>
              <e type="operand">MG</e>
              <e type="operand">MG</e>
              <e type="function" args="1">pBox</e>
              <e type="operator" args="2">:</e>
              <e type="operand">a</e>
              <e type="operand">b</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">MG</e>
              <e type="operand">1</e>
              <e type="operand">d</e>
              <e type="function" args="3">el</e>
              <e type="operand">MG</e>
              <e type="operand">2</e>
              <e type="operand">d</e>
              <e type="function" args="3">el</e>
              <e type="operand">10</e>
              <e type="operand">10</e>
              <e type="operator" args="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="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">Vo</e>
              <e type="operand">100</e>
              <e type="operand">MG</e>
              <e type="function" args="1">normi</e>
              <e type="function" args="1">max</e>
              <e type="operator" args="2">+</e>
              <e type="operand">1</e>
              <e type="operand">3</e>
              <e type="function" args="2">matrix</e>
              <e type="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="operand">γo</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">s</e>
              <e type="operand">1</e>
              <e type="operand">nG</e>
              <e type="function" args="2">range</e>
              <e type="operand">tri</e>
              <e type="operand">G#</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="function" args="1">cols</e>
              <e type="operand">2</e>
              <e type="operator" args="2">≡</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="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">G#</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="operand">1</e>
              <e type="function" args="2">el</e>
              <e type="operand">G#</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
              <e type="operand">2</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="1">eval</e>
              <e type="operator" args="2">:</e>
              <e type="operand">G</e>
              <e type="operand">G#</e>
              <e type="operand">s</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">nu</e>
              <e type="operand">nv</e>
              <e type="operand">1</e>
              <e type="operand">2</e>
              <e type="function" args="4">mat</e>
              <e type="operand">G</e>
              <e type="function" args="1">rows</e>
              <e type="operand">G</e>
              <e type="function" args="1">cols</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">nh</e>
              <e type="operand">mh</e>
              <e type="operand">ν</e>
              <e type="operand">w</e>
              <e type="operand">1</e>
              <e type="operand">4</e>
              <e type="function" args="6">mat</e>
              <e type="operand">h</e>
              <e type="function" args="1">cols</e>
              <e type="operand">h</e>
              <e type="function" args="1">max</e>
              <e type="operand">h</e>
              <e type="function" args="1">cols</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="1">min</e>
              <e type="operand">wm</e>
              <e type="operand">CL</e>
              <e type="operand">0</e>
              <e type="operator" args="2">≠</e>
              <e type="bracket">(</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="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">r</e>
              <e type="operand">1</e>
              <e type="operand">nh</e>
              <e type="function" args="2">range</e>
              <e type="operator" args="2">:</e>
              <e type="operand">nj</e>
              <e type="operand">1</e>
              <e type="operand">tri</e>
              <e type="operand">0</e>
              <e type="operand">nh</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="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">u</e>
              <e type="operand">1</e>
              <e type="operand">nu</e>
              <e type="operand">mh</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</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="operand">mh</e>
              <e type="operator" args="2">-</e>
              <e type="bracket">(</e>
              <e type="function" args="2">range</e>
              <e type="operand">j</e>
              <e type="operand">nj</e>
              <e type="operand">tri</e>
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              <e type="operand">G</e>
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              <e type="operand">1</e>
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              <e type="function" args="3">el</e>
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              <e type="operand">G</e>
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              <e type="operand">1</e>
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              <e type="operand">j</e>
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              <e type="operator" args="2">+</e>
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              <e type="operand">c</e>
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              <e type="operand">G</e>
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              <e type="operand">a</e>
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              <e type="function" args="2">el</e>
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              <e type="operand">w</e>
              <e type="operand">Mo</e>
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              <e type="operand">a</e>
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              <e type="operand">CS</e>
              <e type="operand">s</e>
              <e type="function" args="2">el</e>
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              <e type="operand">4</e>
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              <e type="function" args="3">for</e>
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              <e type="operand">1</e>
              <e type="function" args="7">line</e>
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              <e type="operand">1</e>
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              <e type="function" args="2">range</e>
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              <e type="operand">MG</e>
              <e type="operand">γ2</e>
              <e type="function" args="2">pAxis</e>
              <e type="operand">S</e>
              <e type="operand">N</e>
              <e type="function" args="2">el</e>
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              <e type="operand">1</e>
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              <e type="function" args="1">eval</e>
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              <e type="operand">1</e>
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              <e type="operand">CL</e>
              <e type="function" args="1">IsString</e>
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              <e type="operand">zo</e>
              <e type="function" args="1">CL</e>
              <e type="operand">CL</e>
              <e type="operator" args="2">:</e>
              <e type="operand">nL</e>
              <e type="operand">CL</e>
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              <e type="operand">zo</e>
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              <e type="operand">CL</e>
              <e type="operand">zo</e>
              <e type="operand">a</e>
              <e type="operator" args="2">-</e>
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              <e type="operand">1</e>
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              <e type="operand">b</e>
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              <e type="operator" args="2">-</e>
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              <e type="operand">1</e>
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              <e type="operand">CS</e>
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              <e type="operand">nS</e>
              <e type="operand">CS</e>
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              <e type="operand">1</e>
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              <e type="operand">a</e>
              <e type="operator" args="2">-</e>
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              <e type="operand">1</e>
              <e type="operand">1</e>
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              <e type="operand">2</e>
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              <e type="function" args="4">line</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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            <input>
              <e type="operand">0.5</e>
              <e type="operand">M</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">ν</e>
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              <e type="function" args="3">el</e>
              <e type="operator" args="2">+</e>
              <e type="bracket">(</e>
              <e type="operator" args="2">*</e>
              <e type="function" args="1">eval</e>
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          <math optimize="2">
            <description active="true" position="Top" lang="eng">
              <content>
                <p>Surface plot</p>
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            </description>
            <input>
              <e type="operand">M</e>
              <e type="operand">γ</e>
              <e type="operand">CL</e>
              <e type="operand">CS</e>
              <e type="function" args="4">pSurf</e>
              <e type="operand">M</e>
              <e type="function" args="1">sys2mat.1</e>
              <e type="operand">M</e>
              <e type="operator" args="2">≡</e>
              <e type="operand">G</e>
              <e type="operand">M</e>
              <e type="operand">0</e>
              <e type="operand">2</e>
              <e type="operand">1</e>
              <e type="function" args="4">mat</e>
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              <e type="operand">n</e>
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              <e type="operand">1</e>
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              <e type="operand">n</e>
              <e type="operand">G</e>
              <e type="function" args="1">sys2mat.1</e>
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              <e type="operand">1</e>
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              <e type="operand">n</e>
              <e type="operand">G</e>
              <e type="operand">γ</e>
              <e type="operand">CL</e>
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              <e type="operand">0</e>
              <e type="operand">0</e>
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              <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">2</e>
              <e type="operand">5</e>
              <e type="function" args="12">mat</e>
              <e type="operand">1</e>
              <e type="operand" style="string">solid</e>
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              <e type="function" args="9">pSurf</e>
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              <e type="operand">1</e>
              <e type="function" args="4">line</e>
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        <region top="6588" color="#000000">
          <area terminator="true" />
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            <e type="operator" args="2">:</e>
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          <content>
            <p>Frenet Tube</p>
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        </text>
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      <region left="171" top="6714" width="563" height="152" color="#000000" fontSize="10">
        <math>
          <description active="true" position="Top" lang="eng">
            <content>
              <p>Frenet Tube of the path r with radious R</p>
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            <e type="operand">r#</e>
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            <e type="operand">t#</e>
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            <e type="function" args="2">diff</e>
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            <e type="operand">r''#</e>
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            <e type="operand">tt#</e>
            <e type="operand">t#</e>
            <e type="operator" args="2">:</e>
            <e type="function" args="2">diff</e>
            <e type="function" args="1">vectorize</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="operand">r''#</e>
            <e type="operand">r'#</e>
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            <e type="operand">r''#</e>
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            <e type="operand">N#</e>
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            <e type="operand">r'#</e>
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            <e type="operand">4</e>
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            <e type="operand">γ2</e>
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            <e type="operand">CM.J</e>
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            <e type="function" args="3">pCMap</e>
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            <e type="operand">CM.R</e>
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            <e type="operand">5</e>
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            <e type="operand">U</e>
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            <e type="operand">80</e>
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            <e type="operand">GT</e>
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