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      <revision>9</revision>
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      <header alignment="Center" color="#a9a9a9">&amp;[DATE] &amp;[TIME] - &amp;[FILENAME]</header>
      <footer alignment="Center" color="#a9a9a9">&amp;[PAGENUM] / &amp;[COUNT]</footer>
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  <region id="0" left="54" top="18" width="494" height="41" color="#000000" bgColor="#ebebeb" fontSize="20">
    <text lang="eng">
      <p bold="true">Setup a parametric ODE system</p>
    </text>
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        <p>...  an invented ODE demo system  ...</p>
      </description>
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        <e type="operand">t</e>
        <e type="function" args="1">X</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">≡</e>
        <e type="operand">t</e>
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        <e type="operand">t</e>
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        <e type="operand">k</e>
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        <e type="operand">t</e>
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        <e type="operand">t</e>
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        <e type="operand">3</e>
        <e type="operand">1</e>
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      <description active="true" position="Top" lang="eng">
        <p>... the executable numerical ODE ...</p>
      </description>
      <input>
        <e type="operand">t</e>
        <e type="operand">Y</e>
        <e type="operand">k</e>
        <e type="function" args="3">D</e>
        <e type="operand">k</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Y</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="1">-</e>
        <e type="operand">k</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Y</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operand">k</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Y</e>
        <e type="operand">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">k</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Y</e>
        <e type="operand">3</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">k</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Y</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operand">k</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Y</e>
        <e type="operand">3</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">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">mat</e>
        <e type="operator" args="2">:</e>
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      <description active="true" position="Top" lang="eng">
        <p>Smath executable ... fill-in  [IC, k]</p>
      </description>
      <input>
        <e type="operand">sol</e>
        <e type="operand">#</e>
        <e type="operand">#</e>
        <e type="operand">#</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">mat</e>
        <e type="operand">t0</e>
        <e type="operand">t1</e>
        <e type="operand">N</e>
        <e type="operand">t</e>
        <e type="operand">Y</e>
        <e type="operand">#</e>
        <e type="operand">#</e>
        <e type="operand">#</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">mat</e>
        <e type="function" args="3">D</e>
        <e type="function" preserve="true" args="5">Rkadapt</e>
        <e type="operator" args="2">≡</e>
      </input>
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    <math decimalPlaces="15">
      <description active="true" position="Right" lang="eng">
        <p>fill-in the demand</p>
      </description>
      <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">5</e>
        <e type="operator" args="2">:</e>
        <e type="operand">N</e>
        <e type="operand">200</e>
        <e type="operator" args="2">:</e>
        <e type="operand">1</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="5">mat</e>
      </input>
    </math>
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  <region id="8" left="297" top="333" width="33" height="33" color="#000000" bgColor="#ffffff">
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  </region>
  <region id="9" left="342" top="333" width="231" height="28" color="#000000" bgColor="#ffff80" fontSize="12">
    <text lang="eng">
      <p>Ω, Y, U ...as you wish</p>
    </text>
  </region>
  <region id="10" left="36" top="360" width="330" height="67" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math decimalPlaces="15">
      <input>
        <e type="operand">sol</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="operand">0</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">mat</e>
        <e type="operand">t0</e>
        <e type="operand">t1</e>
        <e type="operand">N</e>
        <e type="operand">t</e>
        <e type="operand">Ω</e>
        <e type="operand">1</e>
        <e type="operand">2</e>
        <e type="operand">3</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">mat</e>
        <e type="function" args="3">D</e>
        <e type="function" preserve="true" args="5">Rkadapt</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="11" left="396" top="378" width="266" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">header</e>
        <e type="operand" style="string">t0</e>
        <e type="operand" style="string">IC1</e>
        <e type="operand" style="string">IC2</e>
        <e type="operand" style="string">IC3</e>
        <e type="operand">1</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="6">mat</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
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  <region id="12" left="81" top="432" width="60" height="31" color="#000000" bgColor="#ffff80" fontSize="14">
    <text lang="eng">
      <p>IC's</p>
    </text>
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  <region id="15" left="369" top="432" width="129" height="31" color="#000000" bgColor="#ffff80" fontSize="14">
    <text lang="eng">
      <p>parameters</p>
    </text>
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    <math>
      <input>
        <e type="operand">sol</e>
        <e type="operand">header</e>
        <e type="operand">sol</e>
        <e type="function" preserve="true" args="2">stack</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
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    <math decimalPlaces="2">
      <input>
        <e type="operand">sol</e>
      </input>
      <result action="numeric">
        <e type="operand" style="string">t0</e>
        <e type="operand" style="string">IC1</e>
        <e type="operand" style="string">IC2</e>
        <e type="operand" style="string">IC3</e>
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        <e type="operand">0</e>
        <e type="operand">0.02</e>
        <e type="operand">1.95</e>
        <e type="operand">1</e>
        <e type="operand">0.05</e>
        <e type="operand">0.05</e>
        <e type="operand">1.9</e>
        <e type="operand">1</e>
        <e type="operand">0.09</e>
        <e type="operand">0.08</e>
        <e type="operand">1.86</e>
        <e type="operand">1.01</e>
        <e type="operand">0.13</e>
        <e type="operand">0.1</e>
        <e type="operand">1.81</e>
        <e type="operand">1.02</e>
        <e type="operand">0.17</e>
        <e type="operand">0.12</e>
        <e type="operand">1.76</e>
        <e type="operand">1.02</e>
        <e type="operand">0.21</e>
        <e type="operand">0.15</e>
        <e type="operand">1.72</e>
        <e type="operand">1.03</e>
        <e type="operand">0.24</e>
        <e type="operand">0.18</e>
        <e type="operand">1.68</e>
        <e type="operand">1.04</e>
        <e type="operand">0.28</e>
        <e type="operand">0.2</e>
        <e type="operand">1.64</e>
        <e type="operand">1.05</e>
        <e type="operand">0.31</e>
        <e type="operand">0.22</e>
        <e type="operand">1.6</e>
        <e type="operand">1.07</e>
        <e type="operand">0.34</e>
        <e type="operand">0.25</e>
        <e type="operand">1.56</e>
        <e type="operand">1.08</e>
        <e type="operand">0.36</e>
        <e type="operand">0.28</e>
        <e type="operand">1.52</e>
        <e type="operand">1.09</e>
        <e type="operand">0.39</e>
        <e type="operand">0.3</e>
        <e type="operand">1.48</e>
        <e type="operand">1.1</e>
        <e type="operand">0.41</e>
        <e type="operand">0.32</e>
        <e type="operand">1.45</e>
        <e type="operand">1.12</e>
        <e type="operand">0.44</e>
        <e type="operand">0.35</e>
        <e type="operand">1.41</e>
        <e type="operand">1.13</e>
        <e type="operand">0.46</e>
        <e type="operand">0.38</e>
        <e type="operand">1.37</e>
        <e type="operand">1.14</e>
        <e type="operand">0.48</e>
        <e type="operand">0.4</e>
        <e type="operand">1.34</e>
        <e type="operand">1.16</e>
        <e type="operand">0.5</e>
        <e type="operand">0.42</e>
        <e type="operand">1.31</e>
        <e type="operand">1.17</e>
        <e type="operand">0.52</e>
        <e type="operand">0.45</e>
        <e type="operand">1.28</e>
        <e type="operand">1.18</e>
        <e type="operand">0.54</e>
        <e type="operand">0.48</e>
        <e type="operand">1.24</e>
        <e type="operand">1.2</e>
        <e type="operand">0.56</e>
        <e type="operand">0.5</e>
        <e type="operand">1.21</e>
        <e type="operand">1.21</e>
        <e type="operand">0.58</e>
        <e type="operand">0.52</e>
        <e type="operand">1.18</e>
        <e type="operand">1.22</e>
        <e type="operand">0.59</e>
        <e type="operand">23</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="94">mat</e>
      </result>
    </math>
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    <math>
      <input>
        <e type="operand">sol</e>
        <e type="operand">sol</e>
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        <e type="operand">sol</e>
        <e type="function" preserve="true" args="1">rows</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">1</e>
        <e type="operand">4</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>
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  <region id="19" left="315" top="540" width="331" height="75" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="15">
      <input>
        <e type="operand">sol1</e>
        <e type="operand">sol</e>
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        <e type="function" preserve="true" args="2">col</e>
        <e type="operand">sol</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operator" args="2">:</e>
        <e type="operand">sol2</e>
        <e type="operand">sol</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operand">sol</e>
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        <e type="function" preserve="true" args="2">col</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operator" args="2">:</e>
        <e type="operand">sol3</e>
        <e type="operand">sol</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operand">sol</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="function" preserve="true" args="2">augment</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="20" left="315" top="621" width="277" height="52" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">vx</e>
        <e type="operand">sol</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operator" args="2">:</e>
        <e type="operand">vy</e>
        <e type="operand">sol</e>
        <e type="operand">4</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">x</e>
        <e type="function" args="1">f</e>
        <e type="operand">vx</e>
        <e type="operand">vy</e>
        <e type="operand">x</e>
        <e type="function" preserve="true" args="3">cinterp</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="21" left="315" top="684" width="188" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">1.23456789</e>
        <e type="function" args="1">f</e>
      </input>
      <result action="numeric">
        <e type="operand">0.9086</e>
      </result>
    </math>
  </region>
  <region id="22" left="315" top="720" width="240" height="158" color="#000000" bgColor="#ffffff" fontSize="10">
    <plot type="2d" render="lines" scale_x="4.09412093084428" scale_y="2.3110245319491" scale_z="4.09412093084428" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-1" transpose_y="-16" transpose_z="0">
      <input>
        <e type="operand">sol1</e>
        <e type="operand">sol2</e>
        <e type="operand">sol3</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">sys</e>
      </input>
    </plot>
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  <region id="23" left="567" top="756" width="151" height="66" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <description active="true" position="Top" lang="eng">
        <p>NOT sanity checked</p>
      </description>
      <input>
        <e type="operand">x</e>
        <e type="function" args="1">f</e>
        <e type="operand">x</e>
        <e type="operand">0</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="4">int</e>
      </input>
      <result action="numeric">
        <e type="operand">1.4953</e>
      </result>
    </math>
  </region>
  <region id="24" left="567" top="855" width="132" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">sol</e>
        <e type="function" preserve="true" args="1">rows</e>
      </input>
      <result action="numeric">
        <e type="operand">201</e>
      </result>
    </math>
  </region>
</regions>