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      <header alignment="Center" color="#a9a9a9">&amp;[DATE] &amp;[TIME] - &amp;[FILENAME]</header>
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    <math>
      <description active="true" position="Right" lang="eng">
        <p>min(,) undocumented</p>
      </description>
      <input>
        <e type="operand">x</e>
        <e type="function" args="1">constrains</e>
        <e type="operand">2</e>
        <e type="operand">110</e>
        <e type="operand">x</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operand">260</e>
        <e type="operand">x</e>
        <e type="operator" args="2">-</e>
        <e type="operand">2</e>
        <e type="operator" args="2">/</e>
        <e type="operand">5</e>
        <e type="operand">128</e>
        <e type="operand">x</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operand">4</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="function" preserve="true" args="1">min</e>
        <e type="operator" args="2">:</e>
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    <math>
      <input>
        <e type="operand">x</e>
        <e type="function" args="1">bound</e>
        <e type="operand">10</e>
        <e type="operand">80</e>
        <e type="operand">x</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operand">7</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="3" left="27" top="198" width="240" height="158" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
    <plot type="2d" render="lines" scale_x="0.0316841352751791" scale_y="0.0984440053470942" scale_z="0.0984440053470942" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-68" transpose_y="1" transpose_z="0">
      <input>
        <e type="operand">x</e>
        <e type="function" args="1">constrains</e>
        <e type="operand">x</e>
        <e type="function" args="1">bound</e>
        <e type="operand">41</e>
        <e type="operand">200</e>
        <e type="operand">41</e>
        <e type="operand">64</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">80</e>
        <e type="operand">200</e>
        <e type="operand">80</e>
        <e type="operand">64</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">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">sys</e>
      </input>
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  </region>
  <region id="4" left="279" top="198" width="215" height="93" border="true" color="#000000" bgColor="#ffffe1" fontSize="10">
    <math>
      <input>
        <e type="operand">D</e>
        <e type="operand">x</e>
        <e type="operand">0</e>
        <e type="operand">100</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="3">range</e>
        <e type="operator" args="2">:</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operand">x</e>
        <e type="function" preserve="true" args="1">rows</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">C</e>
        <e type="operand">i</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="function" args="1">constrains</e>
        <e type="operator" args="2">:</e>
        <e type="function" preserve="true" args="3">for</e>
        <e type="operand">x</e>
        <e type="operand">C</e>
        <e type="function" preserve="true" args="2">augment</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>
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  <region id="5" left="279" top="297" width="176" height="49" color="#000000" bgColor="#ffffe1" fontSize="10">
    <math>
      <input>
        <e type="operand">x</e>
        <e type="function" args="1">y1</e>
        <e type="operand">x</e>
        <e type="function" args="1">constrains</e>
        <e type="operator" args="2">:</e>
        <e type="operand">x</e>
        <e type="function" args="1">y2</e>
        <e type="operand">x</e>
        <e type="function" args="1">bound</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>
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      <description active="true" position="Right" lang="eng">
        <p>'N' random in critical region</p>
      </description>
      <input>
        <e type="operand">N</e>
        <e type="operand">1000</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
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  <region id="7" left="441" top="396" width="324" height="181" border="true" color="#000000" bgColor="#e1ff80" fontSize="10">
    <math optimize="0" fractionType="fraction" decimalPlaces="6">
      <input>
        <e type="operand">data</e>
        <e type="operand">spec</e>
        <e type="function" args="2">pts</e>
        <e type="operand" style="string">~ 12 times faster</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operand">data</e>
        <e type="function" preserve="true" args="1">rows</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">p</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">a</e>
        <e type="operand">b</e>
        <e type="operand">c</e>
        <e type="function" args="3">spec</e>
        <e type="operator" args="2">:</e>
        <e type="function" preserve="true" args="3">for</e>
        <e type="operand">v</e>
        <e type="operand">p</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">:</e>
        <e type="operand" style="string">Unest 'p' </e>
        <e type="operand">j</e>
        <e type="operand">2</e>
        <e type="operand">p</e>
        <e type="function" preserve="true" args="1">rows</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">v</e>
        <e type="operand">v</e>
        <e type="operand">p</e>
        <e type="operand">j</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" preserve="true" args="2">stack</e>
        <e type="operator" args="2">:</e>
        <e type="function" preserve="true" args="3">for</e>
        <e type="operand">data</e>
        <e type="operand">v</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operand">6</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="8">line</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="8" left="18" top="432" width="198" height="91" border="true" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math>
      <description active="true" position="Right" lang="eng">
        <p>size/define critical region.Plot first before filling</p>
      </description>
      <input>
        <e type="operand">xmin</e>
        <e type="operand">32</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">:</e>
        <e type="operand">xmax</e>
        <e type="operand">200</e>
        <e type="operator" args="2">:</e>
        <e type="operand">ymin</e>
        <e type="operand">200</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">:</e>
        <e type="operand">ymax</e>
        <e type="operand">200</e>
        <e type="operator" args="2">:</e>
        <e type="operand">2</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="6">mat</e>
        <e type="operand">space_x</e>
        <e type="operand">xmax</e>
        <e type="operand">xmin</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">:</e>
        <e type="operand">space_y</e>
        <e type="operand">ymax</e>
        <e type="operand">ymin</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">:</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">line</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="9" left="18" top="531" width="256" height="28" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math optimize="2" fractionType="fraction" decimalPlaces="6">
      <description active="true" position="Top" lang="eng">
        <p>A function that tests an arbitrary point for its membership in the critical region.</p>
      </description>
      <input>
        <e type="operand">x</e>
        <e type="operand">y</e>
        <e type="function" args="2">Test</e>
        <e type="operand">1</e>
        <e type="operand">y</e>
        <e type="operand">x</e>
        <e type="function" args="1">y1</e>
        <e type="operator" args="2">≤</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operand">y</e>
        <e type="operand">x</e>
        <e type="function" args="1">y2</e>
        <e type="operator" args="2">≥</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="10" left="18" top="612" width="334" height="231" border="true" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math optimize="2" fractionType="fraction" decimalPlaces="6">
      <description active="true" position="Top" lang="eng">
        <p>A routine that finds an array of N random pairs in the critical region.</p>
      </description>
      <input>
        <e type="operand">Pts</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operand">N</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">x</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="1">Random</e>
        <e type="operand">space_x</e>
        <e type="operator" args="2">*</e>
        <e type="operand">xmin</e>
        <e type="operator" args="2">+</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">:</e>
        <e type="operand">y</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="1">Random</e>
        <e type="operand">space_y</e>
        <e type="operator" args="2">*</e>
        <e type="operand">ymin</e>
        <e type="operator" args="2">+</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">:</e>
        <e type="operand">1</e>
        <e type="operand">x</e>
        <e type="operand">y</e>
        <e type="function" args="2">Test</e>
        <e type="operator" args="2">-</e>
        <e type="operand">x</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="1">Random</e>
        <e type="operand">space_x</e>
        <e type="operator" args="2">*</e>
        <e type="operand">xmin</e>
        <e type="operator" args="2">+</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">:</e>
        <e type="operand">y</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="1">Random</e>
        <e type="operand">space_y</e>
        <e type="operator" args="2">*</e>
        <e type="operand">ymin</e>
        <e type="operator" args="2">+</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</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="2">while</e>
        <e type="operand">P</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operand">x</e>
        <e type="operator" args="2">:</e>
        <e type="operand">P</e>
        <e type="operand">i</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="3">el</e>
        <e type="operand">y</e>
        <e type="operator" args="2">:</e>
        <e type="operand">5</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="7">line</e>
        <e type="function" preserve="true" args="3">for</e>
        <e type="operand">P</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="11" left="441" top="612" width="272" height="52" border="true" color="#000000" bgColor="#ffffe1" fontSize="10">
    <math optimize="2">
      <input>
        <e type="operand">a</e>
        <e type="operand">b</e>
        <e type="operand">c</e>
        <e type="function" args="3">spec</e>
        <e type="operand" style="string">.</e>
        <e type="operand">6</e>
        <e type="operand" style="string">#808080</e>
        <e type="operand">1</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="5">mat</e>
        <e type="operator" args="2">:</e>
        <e type="operand">fill</e>
        <e type="operand">Pts</e>
        <e type="operand">a</e>
        <e type="operand">b</e>
        <e type="operand">c</e>
        <e type="function" args="3">spec</e>
        <e type="function" args="2">pts</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="12" left="441" top="666" width="320" height="192" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
    <plot type="2d" render="lines" scale_x="0.0436594072090777" scale_y="0.0945013883827125" scale_z="0.552312174760708" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-62" transpose_y="-3" transpose_z="0">
      <description active="true" position="Top" lang="eng">
        <p>Filling a range of a critial domain</p>
      </description>
      <input>
        <e type="operand">x</e>
        <e type="function" args="1">constrains</e>
        <e type="operand">x</e>
        <e type="function" args="1">bound</e>
        <e type="operand">41</e>
        <e type="operand">200</e>
        <e type="operand">41</e>
        <e type="operand">64</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">80</e>
        <e type="operand">200</e>
        <e type="operand">80</e>
        <e type="operand">64</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">fill</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="13" left="27" top="927" width="157" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">x</e>
        <e type="function" args="1">f</e>
        <e type="operand">x</e>
        <e type="function" args="1">constrains</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="14" left="207" top="927" width="68" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">h</e>
        <e type="operand">0.01</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="15" left="27" top="963" width="385" height="49" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="3">
      <description active="true" position="Right" lang="eng">
        <p>Infinitesimal Derivative</p>
      </description>
      <input>
        <e type="operand">x</e>
        <e type="operand">h</e>
        <e type="operand">f</e>
        <e type="function" args="3">deriv</e>
        <e type="operand">0.5</e>
        <e type="operand">x</e>
        <e type="operand">h</e>
        <e type="operator" args="2">-</e>
        <e type="function" args="1">f</e>
        <e type="operand">x</e>
        <e type="function" args="1">f</e>
        <e type="operator" args="2">-</e>
        <e type="operand">x</e>
        <e type="operand">h</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operand">x</e>
        <e type="operator" args="2">-</e>
        <e type="operator" args="2">/</e>
        <e type="operand">x</e>
        <e type="function" args="1">f</e>
        <e type="operand">x</e>
        <e type="operand">h</e>
        <e type="operator" args="2">-</e>
        <e type="function" args="1">f</e>
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        <e type="function" preserve="true" args="2">range</e>
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        <e type="operator" args="2">:</e>
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        <e type="operand">2</e>
        <e type="function" preserve="true" args="6">mat</e>
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        <e type="operand">1</e>
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        <e type="operator" args="1">-</e>
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        <e type="operand">2</e>
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