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        <p>plotG(vx,vy,char,size,color) ... Hermite Polyline modules     </p>
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  <region id="15" left="36" top="1287" width="114" height="24" color="#000000" bgColor="#80ff00" fontSize="10">
    <math decimalPlaces="4">
      <description active="true" position="Right" lang="eng">
        <p>&lt;=  populate Hermite at will </p>
      </description>
      <input>
        <e type="operand">t</e>
        <e type="operand">0</e>
        <e type="operand">1</e>
        <e type="operand">0.1</e>
        <e type="function" preserve="true" args="3">range</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="16" left="36" top="1332" width="310" height="49" color="#000000" bgColor="#ffe1e1" fontSize="10">
    <math decimalPlaces="4">
      <input>
        <e type="operand">XY</e>
        <e type="operand">X</e>
        <e type="operand">Y</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operator" args="2">:</e>
        <e type="operand">origin</e>
        <e type="operand">X</e>
        <e type="operand">Y</e>
        <e type="operand" style="string">+</e>
        <e type="operand">15</e>
        <e type="operand" style="string">blue</e>
        <e type="function" args="5">plotG</e>
        <e type="operator" args="2">:</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">line</e>
      </input>
    </math>
  </region>
  <region id="17" left="36" top="1395" width="419" height="62" color="#000000" bgColor="#ffe1e1" fontSize="10">
    <math decimalPlaces="4">
      <input>
        <e type="operand">New</e>
        <e type="operand">Xo</e>
        <e type="operand">sub</e>
        <e type="function" args="2">subspace</e>
        <e type="operand">Yo</e>
        <e type="operand">sub</e>
        <e type="function" args="2">subspace</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operator" args="2">:</e>
        <e type="operand">New</e>
        <e type="operand">Xo</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Yo</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">1</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="4">mat</e>
        <e type="operand">New</e>
        <e type="function" preserve="true" args="2">stack</e>
        <e type="operator" args="2">:</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">line</e>
      </input>
    </math>
  </region>
  <region id="18" left="36" top="1458" width="77" height="24" color="#000000" bgColor="#80ffff" fontSize="10">
    <math decimalPlaces="4">
      <description active="true" position="Right" lang="eng">
        <p>isolate</p>
      </description>
      <input>
        <e type="operand">New</e>
        <e type="operand">New</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="19" left="36" top="1494" width="295" height="52" color="#000000" bgColor="#ffe1e1" fontSize="10">
    <math decimalPlaces="4">
      <input>
        <e type="operand">X</e>
        <e type="operand">New</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operator" args="2">:</e>
        <e type="operand">Y</e>
        <e type="operand">New</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operator" args="2">:</e>
        <e type="operand">1</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="4">mat</e>
        <e type="operand">SUB</e>
        <e type="operand">X</e>
        <e type="operand">Y</e>
        <e type="operand" style="string">.</e>
        <e type="operand">12</e>
        <e type="operand" style="string">black</e>
        <e type="function" args="5">plotG</e>
        <e type="operator" args="2">:</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">line</e>
      </input>
    </math>
  </region>
  <region id="20" top="1566" color="#000000" bgColor="#ffffff">
    <area collapsed="true">
      <title lang="eng">
        <p>     Polyline   Construct    </p>
      </title>
    </area>
    <region id="21" left="63" top="1602" width="141" height="67" border="true" color="#000000" bgColor="#ffe1e1" fontSize="10">
      <math decimalPlaces="4">
        <input>
          <e type="operand">r</e>
          <e type="operand">2</e>
          <e type="operator" args="2">:</e>
          <e type="operand">X</e>
          <e type="operand">X</e>
          <e type="operand">r</e>
          <e type="function" args="2">RepEnd</e>
          <e type="operator" args="2">:</e>
          <e type="operand">Y</e>
          <e type="operand">Y</e>
          <e type="operand">r</e>
          <e type="function" args="2">RepEnd</e>
          <e type="operator" args="2">:</e>
          <e type="operand">3</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="5">sys</e>
        </input>
      </math>
    </region>
    <region id="22" left="225" top="1611" width="213" height="45" color="#000000" bgColor="#ffffff" fontSize="10">
      <math decimalPlaces="4">
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">c</e>
          <e type="operand">1</e>
          <e type="operand">0</e>
          <e type="operand">x</e>
          <e type="operator" args="2">≤</e>
          <e type="bracket">(</e>
          <e type="operand">x</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" style="string" />
          <e type="function" preserve="true" args="3">cases</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="23" left="63" top="1674" width="241" height="123" border="true" color="#000000" bgColor="#ffffff" fontSize="10">
      <math decimalPlaces="4">
        <description active="true" position="Top" lang="eng">
          <p>Hermite PolyLine</p>
        </description>
        <input>
          <e type="operand">t</e>
          <e type="function" args="1">P</e>
          <e type="operand">1</e>
          <e type="operand">6</e>
          <e type="operator" args="2">/</e>
          <e type="operand">t</e>
          <e type="operand">3</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="1">-</e>
          <e type="operand">3</e>
          <e type="operand">t</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">3</e>
          <e type="operand">t</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">-</e>
          <e type="operand">1</e>
          <e type="operator" args="2">+</e>
          <e type="bracket">(</e>
          <e type="operand">3</e>
          <e type="operand">t</e>
          <e type="operand">3</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operand">6</e>
          <e type="operand">t</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">-</e>
          <e type="operand">4</e>
          <e type="operator" args="2">+</e>
          <e type="bracket">(</e>
          <e type="operand">3</e>
          <e type="operand">t</e>
          <e type="operand">3</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="1">-</e>
          <e type="operand">3</e>
          <e type="operand">t</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">3</e>
          <e type="operand">t</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">1</e>
          <e type="operator" args="2">+</e>
          <e type="bracket">(</e>
          <e type="operand">t</e>
          <e type="operand">3</e>
          <e type="operator" args="2">^</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="6">mat</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="24" left="306" top="1674" width="240" height="158" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
      <plot type="2d" render="lines" scale_x="13.643185640775" scale_y="18.624251329308" scale_z="348.551602614815" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-87" transpose_y="-46" transpose_z="0">
        <description active="true" position="Top" lang="eng">
          <p>Hermite basis cubics 0...1</p>
        </description>
        <input>
          <e type="operand">x</e>
          <e type="function" args="1">P</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">x</e>
          <e type="function" args="1">c</e>
          <e type="operator" args="2">*</e>
          <e type="operand">x</e>
          <e type="function" args="1">P</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">x</e>
          <e type="function" args="1">c</e>
          <e type="operator" args="2">*</e>
          <e type="operand">x</e>
          <e type="function" args="1">P</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">x</e>
          <e type="function" args="1">c</e>
          <e type="operator" args="2">*</e>
          <e type="operand">x</e>
          <e type="function" args="1">P</e>
          <e type="operand">4</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">x</e>
          <e type="function" args="1">c</e>
          <e type="operator" args="2">*</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="6">sys</e>
        </input>
      </plot>
    </region>
    <region id="25" left="63" top="1863" width="484" height="58" border="true" color="#000000" bgColor="#ffffff" fontSize="10">
      <math decimalPlaces="4">
        <input>
          <e type="operand">t</e>
          <e type="operand">j</e>
          <e type="function" args="2">XP</e>
          <e type="operand">μ</e>
          <e type="operand">j</e>
          <e type="operand">1</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">line</e>
          <e type="operator" args="2">:</e>
          <e type="operand">t</e>
          <e type="function" args="1">P</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">X</e>
          <e type="operand">μ</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">*</e>
          <e type="operand">t</e>
          <e type="function" args="1">P</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">X</e>
          <e type="operand">μ</e>
          <e type="operand">1</e>
          <e type="operator" args="2">+</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">t</e>
          <e type="function" args="1">P</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">X</e>
          <e type="operand">μ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">+</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">t</e>
          <e type="function" args="1">P</e>
          <e type="operand">4</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">X</e>
          <e type="operand">μ</e>
          <e type="operand">3</e>
          <e type="operator" args="2">+</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="4">line</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="26" left="63" top="1926" width="484" height="58" border="true" color="#000000" bgColor="#ffffff" fontSize="10">
      <math decimalPlaces="4">
        <input>
          <e type="operand">t</e>
          <e type="operand">j</e>
          <e type="function" args="2">YP</e>
          <e type="operand">μ</e>
          <e type="operand">j</e>
          <e type="operand">1</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="3">line</e>
          <e type="operator" args="2">:</e>
          <e type="operand">t</e>
          <e type="function" args="1">P</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">Y</e>
          <e type="operand">μ</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">*</e>
          <e type="operand">t</e>
          <e type="function" args="1">P</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">Y</e>
          <e type="operand">μ</e>
          <e type="operand">1</e>
          <e type="operator" args="2">+</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">t</e>
          <e type="function" args="1">P</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">Y</e>
          <e type="operand">μ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">+</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">t</e>
          <e type="function" args="1">P</e>
          <e type="operand">4</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">Y</e>
          <e type="operand">μ</e>
          <e type="operand">3</e>
          <e type="operator" args="2">+</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="4">line</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="27" left="63" top="2016" width="275" height="152" border="true" color="#000000" bgColor="#ffffff" fontSize="10">
      <math decimalPlaces="4">
        <input>
          <e type="operand">U</e>
          <e type="operand">j</e>
          <e type="operand">1</e>
          <e type="operand">X</e>
          <e type="function" preserve="true" args="1">rows</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="bracket">(</e>
          <e type="function" preserve="true" args="2">range</e>
          <e type="operator" args="2">:</e>
          <e type="operand">ct</e>
          <e type="operand">1</e>
          <e type="operator" args="2">:</e>
          <e type="operand">j</e>
          <e type="operand">j</e>
          <e type="operand">i</e>
          <e type="operand">1</e>
          <e type="operand">t</e>
          <e type="function" preserve="true" args="1">rows</e>
          <e type="function" preserve="true" args="2">range</e>
          <e type="operand">Hx</e>
          <e type="operand">i</e>
          <e type="operand">ct</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">t</e>
          <e type="operand">i</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">j</e>
          <e type="function" args="2">XP</e>
          <e type="function" preserve="true" args="1">eval</e>
          <e type="operator" args="2">:</e>
          <e type="function" preserve="true" args="3">for</e>
          <e type="operand">ct</e>
          <e type="operand">ct</e>
          <e type="operand">1</e>
          <e type="operator" args="2">+</e>
          <e type="operator" args="2">:</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="4">line</e>
          <e type="function" preserve="true" args="3">for</e>
          <e type="operand">Hx</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="6">line</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="28" left="342" top="2016" width="275" height="152" border="true" color="#000000" bgColor="#ffffff" fontSize="10">
      <math decimalPlaces="4">
        <input>
          <e type="operand">V</e>
          <e type="operand">j</e>
          <e type="operand">1</e>
          <e type="operand">X</e>
          <e type="function" preserve="true" args="1">rows</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="bracket">(</e>
          <e type="function" preserve="true" args="2">range</e>
          <e type="operator" args="2">:</e>
          <e type="operand">ct</e>
          <e type="operand">1</e>
          <e type="operator" args="2">:</e>
          <e type="operand">j</e>
          <e type="operand">j</e>
          <e type="operand">i</e>
          <e type="operand">1</e>
          <e type="operand">t</e>
          <e type="function" preserve="true" args="1">rows</e>
          <e type="function" preserve="true" args="2">range</e>
          <e type="operand">Hy</e>
          <e type="operand">i</e>
          <e type="operand">ct</e>
          <e type="function" preserve="true" args="3">el</e>
          <e type="operand">t</e>
          <e type="operand">i</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">j</e>
          <e type="function" args="2">YP</e>
          <e type="function" preserve="true" args="1">eval</e>
          <e type="operator" args="2">:</e>
          <e type="function" preserve="true" args="3">for</e>
          <e type="operand">ct</e>
          <e type="operand">ct</e>
          <e type="operand">1</e>
          <e type="operator" args="2">+</e>
          <e type="operator" args="2">:</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="4">line</e>
          <e type="function" preserve="true" args="3">for</e>
          <e type="operand">Hy</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="6">line</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="29" left="639" top="2061" width="156" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
      <math decimalPlaces="4">
        <input>
          <e type="operand">X</e>
          <e type="function" preserve="true" args="1">rows</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>
        </input>
        <result action="numeric">
          <e type="operand">52</e>
        </result>
      </math>
    </region>
    <region id="30" left="63" top="2169" width="280" height="31" border="true" color="#000000" bgColor="#ffffff" fontSize="10">
      <math decimalPlaces="4">
        <description active="true" position="Right" lang="eng">
          <p>collect the project</p>
        </description>
        <input>
          <e type="operand">xy</e>
          <e type="operand">U</e>
          <e type="function" args="1">Unwrap</e>
          <e type="operand">V</e>
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