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      <header alignment="Center" color="#a9a9a9">&amp;[DATE] &amp;[TIME] - &amp;[FILENAME]</header>
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  <region id="0" left="18" top="18" width="712" height="48" color="#000000" bgColor="#e1ffff" fontSize="24">
    <text lang="eng">
      <p bold="true">Fourier circle/ellipse ... coplanar</p>
    </text>
  </region>
  <region id="1" left="18" top="72" width="428" height="153" border="true" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math optimize="2" fractionType="auto" decimalPlaces="6">
      <description active="true" position="Top" lang="eng">
        <p>Fourier "ifft" from padded created vector [Numeric]</p>
      </description>
      <input>
        <e type="operand">v</e>
        <e type="function" args="1">ifft</e>
        <e type="operand">N</e>
        <e type="operand">v</e>
        <e type="function" preserve="true" args="1">length</e>
        <e type="operator" args="2">:</e>
        <e type="operand">s</e>
        <e type="operand">1</e>
        <e type="operand">N</e>
        <e type="function" preserve="true" args="1">sqrt</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">:</e>
        <e type="operand">1</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="4">mat</e>
        <e type="operand">n</e>
        <e type="operand">0</e>
        <e type="operand">N</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">I</e>
        <e type="operand">n</e>
        <e type="operand">1</e>
        <e type="operator" args="2">+</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">s</e>
        <e type="bracket">(</e>
        <e type="operand">v</e>
        <e type="operand">k</e>
        <e type="operand">1</e>
        <e type="operator" args="2">+</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">e</e>
        <e type="operand">i</e>
        <e type="operand">2</e>
        <e type="operand">π</e>
        <e type="operator" args="2">*</e>
        <e type="operand">n</e>
        <e type="operator" args="2">*</e>
        <e type="operand">N</e>
        <e type="operator" args="2">/</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operand">k</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">*</e>
        <e type="bracket">(</e>
        <e type="operand">k</e>
        <e type="operand">0</e>
        <e type="operand">N</e>
        <e type="operand">1</e>
        <e type="operator" args="2">-</e>
        <e type="function" preserve="true" args="4">sum</e>
        <e type="function" preserve="true" args="1">eval</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">:</e>
        <e type="function" preserve="true" args="3">for</e>
        <e type="operand">I</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">line</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="2" left="450" top="99" width="163" height="105" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math optimize="2">
      <input>
        <e type="operand">n</e>
        <e type="function" args="1">Y</e>
        <e type="operand">j</e>
        <e type="operand">1</e>
        <e type="operand">n</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">Y</e>
        <e type="operand">j</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">0</e>
        <e type="operator" args="2">:</e>
        <e type="function" preserve="true" args="3">for</e>
        <e type="operand">Y</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">1</e>
        <e type="operator" args="2">:</e>
        <e type="operand">Y</e>
        <e type="operand">Y</e>
        <e type="function" preserve="true" args="1">rows</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">1</e>
        <e type="operator" args="2">:</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">line</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="3" left="621" top="153" width="80" height="26" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math>
      <description active="true" position="Top" lang="eng">
        <p>'n' add/remove '0'</p>
      </description>
      <input>
        <e type="operand">Y</e>
        <e type="operand">128</e>
        <e type="function" args="1">Y</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="4" left="450" top="216" width="119" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <description active="true" position="Right" lang="eng">
        <p>explore/range the plot</p>
      </description>
      <input>
        <e type="operand">j</e>
        <e type="operand">1</e>
        <e type="operand">Y</e>
        <e type="function" preserve="true" args="1">rows</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="5" left="18" top="252" width="244" height="32" color="#000000" bgColor="#ebebeb" fontSize="10">
    <cflabel width="234" height="24" tag="Fourier circle ... coplanar" color="Black" bgcolor="White" font="Courier New, 10pt" style="Default">
      <input>
        <e type="operand">sX</e>
        <e type="operand">1</e>
        <e type="operator" args="2">:</e>
        <e type="operand">sY</e>
        <e type="operand">1</e>
        <e type="operator" args="2">:</e>
        <e type="operand">1</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="4">mat</e>
        <e type="operand">U</e>
        <e type="operand">Y</e>
        <e type="function" args="1">ifft</e>
        <e type="operator" args="2">:</e>
        <e type="operand">a</e>
        <e type="operand">U</e>
        <e type="function" preserve="true" args="1">Re</e>
        <e type="function" preserve="true" args="1">mat2sys</e>
        <e type="function" preserve="true" args="1">sys2mat</e>
        <e type="operator" args="2">:</e>
        <e type="operand">b</e>
        <e type="operand">U</e>
        <e type="function" preserve="true" args="1">Im</e>
        <e type="function" preserve="true" args="1">mat2sys</e>
        <e type="function" preserve="true" args="1">sys2mat</e>
        <e type="operator" args="2">:</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">line</e>
        <e type="operand">C</e>
        <e type="operand">a</e>
        <e type="operand">b</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operator" args="2">:</e>
        <e type="operand">shift</e>
        <e type="operand">C</e>
        <e type="operand">1</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operand">2</e>
        <e type="operator" args="2">/</e>
        <e type="operand">sX</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">:</e>
        <e type="operand">circle</e>
        <e type="operand">sX</e>
        <e type="operand">a</e>
        <e type="operand">j</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operand">shift</e>
        <e type="operator" args="2">+</e>
        <e type="operand">sY</e>
        <e type="operand">b</e>
        <e type="operand">j</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operator" args="2">:</e>
        <e type="operand">coplanar</e>
        <e type="operand">sX</e>
        <e type="operand">a</e>
        <e type="operand">j</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operand">2</e>
        <e type="operand">shift</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operand">sY</e>
        <e type="operand">b</e>
        <e type="operand">j</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operand">sX</e>
        <e type="operand">a</e>
        <e type="operand">j</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operand">sY</e>
        <e type="operand">b</e>
        <e type="operand">j</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">sys</e>
        <e type="operator" args="2">:</e>
        <e type="operand" style="string">Fourier circle ... coplanar</e>
        <e type="operand">7</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="9">line</e>
      </input>
    </cflabel>
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  <region id="6" left="450" top="252" width="215" height="28" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <description active="true" position="Right" lang="eng">
        <p> Ø Diameter</p>
      </description>
      <input>
        <e type="operand">Ø</e>
        <e type="operand">C</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">row</e>
        <e type="function" preserve="true" args="1">Max</e>
        <e type="operator" args="2">:</e>
      </input>
      <result action="numeric">
        <e type="operand">0.1768</e>
      </result>
    </math>
  </region>
  <region id="7" left="450" top="288" width="206" height="136" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
    <plot type="2d" render="lines" scale_x="48.3065114604003" scale_y="48.3065114604003" scale_z="48.3065114604003" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="0" transpose_y="0" transpose_z="0">
      <description active="true" position="Top" lang="eng">
        <p>Circle &amp; radius ...</p>
      </description>
      <input>
        <e type="operand">circle</e>
        <e type="operand">Ø</e>
        <e type="operand">0.5</e>
        <e type="operator" args="2">*</e>
        <e type="operand">0.125</e>
        <e type="operand">Ø</e>
        <e type="operand">0.5</e>
        <e type="operator" args="2">*</e>
        <e type="operand">0.125</e>
        <e type="operator" args="1">-</e>
        <e type="operand">2</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="6">mat</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">sys</e>
      </input>
    </plot>
  </region>
  <region id="8" left="684" top="288" width="20" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">Ø</e>
      </input>
    </math>
  </region>
  <region id="9" left="450" top="450" width="208" height="136" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
    <plot type="2d" render="points" scale_x="38.9256008762552" scale_y="38.1509814188178" scale_z="659.054703512465" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="3" transpose_y="0" transpose_z="0">
      <description active="false" position="Top" lang="eng">
        <p>Coplanar circles ...</p>
      </description>
      <input>
        <e type="operand">coplanar</e>
      </input>
    </plot>
  </region>
  <region id="10" left="18" top="594" width="257" height="31" color="#000000" bgColor="#e1ffff" fontSize="14">
    <text lang="eng">
      <p bold="true">This circle utilities</p>
    </text>
  </region>
  <region id="11" left="18" top="630" width="155" height="36" color="#000000" bgColor="#e1ffff" fontSize="10">
    <math>
      <input>
        <e type="operand">x</e>
        <e type="operand">r</e>
        <e type="function" args="2">c</e>
        <e type="operand">r</e>
        <e type="operand">2</e>
        <e type="operator" args="2">^</e>
        <e type="operand">x</e>
        <e type="operand">2</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">-</e>
        <e type="function" preserve="true" args="1">sqrt</e>
        <e type="operator" args="1">±</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="12" left="378" top="639" width="330" height="88" color="#000000" bgColor="#ebebeb" fontSize="12">
    <text lang="eng">
      <p>1. sX = sY = 1 ... circles.2. 'shiftX' governed by sX only.3. 'shiftY' not given.4. Experiment 'range explorer'. </p>
    </text>
  </region>
  <region id="13" left="18" top="666" width="68" height="24" color="#000000" bgColor="#e1ffff" fontSize="10">
    <math>
      <input>
        <e type="operand">X</e>
        <e type="operand">0.05</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="14" left="18" top="693" width="187" height="45" color="#000000" bgColor="#e1ffff" fontSize="10">
    <math>
      <input>
        <e type="operand">u</e>
        <e type="operand">X</e>
        <e type="operand">Ø</e>
        <e type="operand">2</e>
        <e type="operator" args="2">/</e>
        <e type="function" args="2">c</e>
        <e type="operator" args="2">:</e>
      </input>
      <result action="numeric">
        <e type="operand">0.0729</e>
        <e type="operand">0.0729</e>
        <e type="operator" args="1">-</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">sys</e>
      </result>
    </math>
  </region>
  <region id="15" left="18" top="738" width="222" height="34" color="#000000" bgColor="#e1ffff" fontSize="10">
    <math>
      <input>
        <e type="operand">∠</e>
        <e type="operand">u</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">i</e>
        <e type="operand">X</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="function" preserve="true" args="1">arg</e>
        <e type="operator" args="2">:</e>
      </input>
      <contract>
        <e type="operand" style="unit">°</e>
      </contract>
      <result action="numeric">
        <e type="operand">34.4499</e>
      </result>
    </math>
  </region>
  <region id="16" top="792" color="#ff0000" bgColor="#ebebeb">
    <area collapsed="true">
      <title lang="eng">
        <p>   Project '∠'  on circle         </p>
      </title>
    </area>
    <region id="17" left="234" top="810" width="102" height="26" color="#000000" bgColor="#ebebeb" fontSize="10">
      <math>
        <input>
          <e type="operand">∠</e>
          <e type="operand">∠</e>
          <e type="function" preserve="true" args="1">eval</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="18" left="234" top="846" width="63" height="115" color="#000000" bgColor="#ebebeb" fontSize="10">
      <math>
        <input>
          <e type="operand">λ</e>
          <e type="operand">Ø</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="operator" args="2">:</e>
          <e type="operand">ο</e>
          <e type="operand">0</e>
          <e type="operator" args="2">:</e>
          <e type="operand">L</e>
          <e type="operand">Ø</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="operator" args="2">:</e>
          <e type="operand">α</e>
          <e type="operand">∠</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>
      </math>
    </region>
    <region id="19" left="333" top="846" width="86" height="99" color="#000000" bgColor="#ebebeb" fontSize="10">
      <math>
        <input>
          <e type="operand">ar</e>
          <e type="operand">0</e>
          <e type="operand">0</e>
          <e type="operand">L</e>
          <e type="operand">0</e>
          <e type="operand">λ</e>
          <e type="operand">ο</e>
          <e type="operator" args="1">-</e>
          <e type="operand">L</e>
          <e type="operand">0</e>
          <e type="operand">λ</e>
          <e type="operand">ο</e>
          <e type="operand">5</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="12">mat</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="20" left="432" top="846" width="210" height="49" color="#000000" bgColor="#ebebeb" fontSize="10">
      <math>
        <input>
          <e type="operand">∠</e>
          <e type="function" args="1">rot</e>
          <e type="operand">∠</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operand">∠</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">∠</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operator" args="1">-</e>
          <e type="operand">∠</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operand">2</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="6">mat</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="21" left="432" top="900" width="156" height="26" color="#000000" bgColor="#ebebeb" fontSize="10">
      <math>
        <description active="true" position="Right" lang="eng">
          <p>NOT comutative</p>
        </description>
        <input>
          <e type="operand">α</e>
          <e type="function" args="1">Arrow</e>
          <e type="operand">ar</e>
          <e type="operand">α</e>
          <e type="function" args="1">rot</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="22" top="972" color="#ff0000" bgColor="#ebebeb">
      <area terminator="true" />
    </region>
  </region>
  <region id="23" left="567" top="1008" width="12" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">­­­­</e>
      </input>
    </math>
  </region>
  <region id="24" left="18" top="1017" width="240" height="158" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
    <plot type="2d" render="lines" scale_x="72.1615788482523" scale_y="72.1615788482523" scale_z="72.1615788482523" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="0" transpose_y="0" transpose_z="0">
      <input>
        <e type="operand">x</e>
        <e type="operand">Ø</e>
        <e type="operand">2</e>
        <e type="operator" args="2">/</e>
        <e type="function" args="2">c</e>
        <e type="operand">Ø</e>
        <e type="operand">0.5</e>
        <e type="operator" args="2">*</e>
        <e type="operand">0.0625</e>
        <e type="operand">Ø</e>
        <e type="operand">0.5</e>
        <e type="operator" args="2">*</e>
        <e type="operand">0.0625</e>
        <e type="operator" args="1">-</e>
        <e type="operand">2</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="6">mat</e>
        <e type="operand" style="string" />
        <e type="operand" style="string" />
        <e type="operand">α</e>
        <e type="function" args="1">Arrow</e>
        <e type="operand">5</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="7">sys</e>
      </input>
    </plot>
  </region>
  <region id="25" left="585" top="1017" width="12" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">­­­­</e>
      </input>
    </math>
  </region>
  <region id="26" left="612" top="1017" width="12" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">­­­­</e>
      </input>
    </math>
  </region>
  <region id="27" left="216" top="1080" width="126" height="31" color="#ffff00" bgColor="#010101" fontSize="14">
    <math decimalPlaces="2">
      <input>
        <e type="operand">∠</e>
      </input>
      <contract>
        <e type="operand" style="unit">°</e>
      </contract>
      <result action="numeric">
        <e type="operand">34.45</e>
      </result>
    </math>
  </region>
  <region id="28" left="414" top="1125" width="139" height="33" color="#000000" bgColor="#ebebeb" fontSize="14">
    <math>
      <input>
        <e type="operand">u</e>
        <e type="function" preserve="true" args="1">Clear</e>
      </input>
      <result action="numeric">
        <e type="operand">1</e>
      </result>
    </math>
  </region>
  <region id="29" left="18" top="1224" width="120" height="61" color="#000000" bgColor="#ffe1e1" fontSize="10">
    <math decimalPlaces="6">
      <description active="true" position="Right" lang="eng">
        <p>Circle definition</p>
      </description>
      <input>
        <e type="operand">t</e>
        <e type="operand">u</e>
        <e type="function" args="2">D</e>
        <e type="operand">u</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">u</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="1">-</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">mat</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="30" left="369" top="1224" width="77" height="63" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="6">
      <input>
        <e type="operand">t0</e>
        <e type="operand">0</e>
        <e type="operator" args="2">:</e>
        <e type="operand">t1</e>
        <e type="operand">2</e>
        <e type="operand">π</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">:</e>
        <e type="operand">N</e>
        <e type="operand">360</e>
        <e type="operator" args="2">:</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">line</e>
      </input>
    </math>
  </region>
  <region id="31" left="477" top="1224" width="285" height="45" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="15" trailingZeros="true">
      <input>
        <e type="operand">2</e>
        <e type="operand">π</e>
        <e type="operator" args="2">*</e>
        <e type="operand">1</e>
        <e type="operator" args="2">*</e>
        <e type="operand" style="unit">rad</e>
        <e type="operator" args="2">*</e>
        <e type="operand">1</e>
        <e type="operand" style="unit">rad</e>
        <e type="operator" args="2">*</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">mat</e>
      </input>
      <contract>
        <e type="operand" style="unit">°</e>
      </contract>
      <result action="numeric">
        <e type="operand">360.000000000000000</e>
        <e type="operand">57.295779513082300</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">mat</e>
      </result>
    </math>
  </region>
  <region id="32" left="297" top="1233" width="61" height="45" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="6">
      <input>
        <e type="operand">IC</e>
        <e type="operand">0</e>
        <e type="operand">1</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">mat</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="33" left="504" top="1278" width="60" height="24" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math>
      <description active="true" position="Right" lang="eng">
        <p>sweep angle °</p>
      </description>
      <input>
        <e type="operand">j</e>
        <e type="operand">360</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="34" left="18" top="1287" width="277" height="28" color="#000000" bgColor="#e1ffff" fontSize="10">
    <math decimalPlaces="6">
      <description active="false" position="Top" lang="eng">
        <p>Either 'rkfixed' or 'Rkadapt'</p>
      </description>
      <input>
        <e type="operand">s</e>
        <e type="operand">IC</e>
        <e type="operand">t0</e>
        <e type="operand">t1</e>
        <e type="operand">N</e>
        <e type="operand">t</e>
        <e type="operand">u</e>
        <e type="function" args="2">D</e>
        <e type="function" preserve="true" args="5">rkfixed</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="35" left="18" top="1314" width="115" height="69" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="6">
      <input>
        <e type="operand">x</e>
        <e type="operand">s</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operator" args="2">:</e>
        <e type="operand">X</e>
        <e type="operand">s</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operator" args="2">:</e>
        <e type="operand">Y</e>
        <e type="operand">s</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operator" args="2">:</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">line</e>
      </input>
    </math>
  </region>
  <region id="36" left="153" top="1323" width="150" height="49" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <description active="true" position="Right" lang="eng">
        <p>sin(xcos(x</p>
      </description>
      <input>
        <e type="operand">U</e>
        <e type="operand">x</e>
        <e type="operand">X</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operator" args="2">:</e>
        <e type="operand">V</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">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">sys</e>
      </input>
    </math>
  </region>
  <region id="37" left="369" top="1323" width="125" height="41" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math>
      <input>
        <e type="operand">x</e>
        <e type="operand">y</e>
        <e type="function" args="2">axes</e>
        <e type="operand">x</e>
        <e type="operand">y</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="38" left="504" top="1323" width="110" height="48" border="true" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math>
      <input>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operand">j</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">vx</e>
        <e type="operand">i</e>
        <e type="operand">2</e>
        <e type="operator" args="2">*</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">X</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">:</e>
        <e type="function" preserve="true" args="3">for</e>
      </input>
    </math>
  </region>
  <region id="39" left="639" top="1323" width="110" height="48" border="true" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math>
      <input>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operand">j</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">vy</e>
        <e type="operand">i</e>
        <e type="operand">2</e>
        <e type="operator" args="2">*</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Y</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">:</e>
        <e type="function" preserve="true" args="3">for</e>
      </input>
    </math>
  </region>
  <region id="40" left="504" top="1368" width="186" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">sweep</e>
        <e type="operand">vx</e>
        <e type="operand">vy</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="41" left="18" top="1377" width="154" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <description active="true" position="Right" lang="eng">
        <p>plot circle</p>
      </description>
      <input>
        <e type="operand">SOL</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>
      </input>
    </math>
  </region>
  <region id="42" left="342" top="1377" width="148" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">sweep</e>
        <e type="function" preserve="true" args="1">rows</e>
      </input>
      <result action="numeric">
        <e type="operand">720</e>
      </result>
    </math>
  </region>
  <region id="43" left="504" top="1395" width="261" height="139" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">pie</e>
        <e type="operand">p1</e>
        <e type="operand">sweep</e>
        <e type="operand">1</e>
        <e type="operand">120</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">1</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operator" args="2">:</e>
        <e type="operand">p2</e>
        <e type="operand">sweep</e>
        <e type="operand">121</e>
        <e type="operand">180</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">1</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operator" args="2">:</e>
        <e type="operand">p3</e>
        <e type="operand">sweep</e>
        <e type="operand">181</e>
        <e type="operand">270</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">1</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operator" args="2">:</e>
        <e type="operand">p4</e>
        <e type="operand">sweep</e>
        <e type="operand">271</e>
        <e type="operand">540</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">1</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operator" args="2">:</e>
        <e type="operand">p5</e>
        <e type="operand">sweep</e>
        <e type="operand">541</e>
        <e type="operand">720</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">1</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operator" args="2">:</e>
        <e type="operand">5</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="7">sys</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="44" left="18" top="1404" width="240" height="158" color="#000000" bgColor="#ffffff" fontSize="10">
    <plot type="2d" render="lines" scale_x="3.95194490626757" scale_y="4.15421506343251" scale_z="16.4172290594721" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="0" transpose_y="0" transpose_z="0">
      <input>
        <e type="operand">SOL</e>
        <e type="operand">IC</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">IC</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand" style="string">+</e>
        <e type="operand">40</e>
        <e type="operand" style="string">red</e>
        <e type="operand">1</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="7">mat</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">sys</e>
      </input>
    </plot>
  </region>
  <region id="45" left="252" top="1404" width="240" height="158" color="#000000" bgColor="#ffffff" fontSize="10">
    <plot type="2d" render="lines" scale_x="3.64418632111747" scale_y="3.28197257543686" scale_z="11.9601195656897" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-86" transpose_y="0" transpose_z="0">
      <input>
        <e type="operand">U</e>
        <e type="operand">V</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">sys</e>
      </input>
    </plot>
  </region>
  <region id="46" left="513" top="1539" width="210" height="228" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
    <xyplot width="200" height="220" smoothing="false" points="100">
      <propertiessource index="1" sourcetype="PropertyGrid" />
      <grid gridcolor="LightGray" gridpattern="Solid" gridthickness="1" isxgrid="true" isygrid="true" />
      <xaxes xmin="-1.5" xmax="1.5" xtick="1" numberformat="General" decimalplaces="3" />
      <yaxes ymin="-1.5" ymax="1.5" ytick="1" numberformat="General" decimalplaces="3" />
      <y2axes isy2axis="false" y2min="-1" y2max="1" y2tick="0.5" numberformat="General" decimalplaces="3" />
      <title2d title="Pie chart" titlefont="Times New Roman, 14.25pt, style=Bold" titlefontcolor="Black" />
      <xylabel labelfont="Arial, 10pt" labelfontcolor="Black" tickfont="Courier New, 10pt" tickfontcolor="Black" xlabel="x" ylabel="y" y2label="y2" />
      <legend isbordervisible="true" islegendvisible="false" legendbackcolor="White" legendbordercolor="Black" legendfont="Arial, 8pt" legendposition="NorthEast" textcolor="Black" />
      <traces>
        <trace seriesname="" isy2data="false" isvisible="true" plotmethod="Lines" linecolor="Transparent" linethickness="1" linepattern="Solid" symbolsize="8" symboltype="None" symbolborderthickness="1" symbolbordercolor="Black" symbolfillcolor="White" />
        <trace seriesname="" isy2data="false" isvisible="true" plotmethod="Lines" linecolor="DimGray" linethickness="1" linepattern="Solid" symbolsize="8" symboltype="None" symbolborderthickness="1" symbolbordercolor="Black" symbolfillcolor="White" />
        <trace seriesname="" isy2data="false" isvisible="true" plotmethod="Lines" linecolor="Lime" linethickness="1" linepattern="Solid" symbolsize="8" symboltype="None" symbolborderthickness="1" symbolbordercolor="Black" symbolfillcolor="White" />
        <trace seriesname="" isy2data="false" isvisible="true" plotmethod="Lines" linecolor="Fuchsia" linethickness="1" linepattern="Solid" symbolsize="8" symboltype="None" symbolborderthickness="1" symbolbordercolor="Black" symbolfillcolor="White" />
        <trace seriesname="" isy2data="false" isvisible="true" plotmethod="Lines" linecolor="DarkOrange" linethickness="1" linepattern="Solid" symbolsize="8" symboltype="None" symbolborderthickness="1" symbolbordercolor="Black" symbolfillcolor="White" />
        <trace seriesname="" isy2data="false" isvisible="true" plotmethod="Lines" linecolor="Yellow" linethickness="1" linepattern="Solid" symbolsize="8" symboltype="None" symbolborderthickness="1" symbolbordercolor="Black" symbolfillcolor="White" />
        <trace seriesname="" isy2data="false" isvisible="true" plotmethod="Lines" linecolor="Blue" linethickness="1" linepattern="Solid" symbolsize="8" symboltype="None" symbolborderthickness="1" symbolbordercolor="Black" symbolfillcolor="White" />
      </traces>
      <input>
        <e type="operand">SOL</e>
        <e type="operand">pie</e>
        <e type="operand">axes</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">sys</e>
      </input>
    </xyplot>
  </region>
  <region id="47" left="558" top="1809" width="164" height="31" color="#000000" bgColor="#ebebeb" fontSize="14">
    <text lang="eng">
      <p bold="true">jmG: 20230528</p>
    </text>
  </region>
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