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        <p>     plotG(vx,vy,char,size,color)     </p>
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        <p>visible Lagrange iterated product</p>
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      <input>
        <e type="operand">t</e>
        <e type="operand">0.175</e>
        <e type="operand">4.2</e>
        <e type="operand">0.185</e>
        <e type="function" preserve="true" args="3">range</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="24" left="243" top="1026" width="115" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">t</e>
        <e type="function" preserve="true" args="1">rows</e>
      </input>
      <result action="numeric">
        <e type="operand">403</e>
      </result>
    </math>
  </region>
  <region id="25" left="27" top="1062" width="336" height="106" border="true" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math>
      <input>
        <e type="operand">Cfit</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">u</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">t</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">:</e>
        <e type="operand">v</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">vx</e>
        <e type="operand">vy</e>
        <e type="operand">t</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" preserve="true" args="3">cinterp</e>
        <e type="function" preserve="true" args="1">eval</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">u</e>
        <e type="operand">v</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">line</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="26" left="360" top="1062" width="409" height="72" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">C12</e>
        <e type="operand">Xo</e>
        <e type="operand">Yo</e>
        <e type="operand" style="string">+</e>
        <e type="operand">7</e>
        <e type="operand" style="string">blue</e>
        <e type="function" args="5">plotG</e>
        <e type="operator" args="2">:</e>
        <e type="operand">XW</e>
        <e type="operand">XW</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operand">XW</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operand" style="string">o</e>
        <e type="operand">7</e>
        <e type="operand" style="string">blak</e>
        <e type="function" args="5">plotG</e>
        <e type="operator" args="2">:</e>
        <e type="operand">Title</e>
        <e type="operand">1</e>
        <e type="operand">360</e>
        <e type="operand" style="string">Carbon α 12</e>
        <e type="operand">12</e>
        <e type="operand" style="string">black</e>
        <e type="operand">1</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="7">mat</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="27" left="459" top="1134" width="158" height="26" color="#000000" bgColor="#e1ff80" fontSize="10">
    <math fractionType="auto" decimalPlaces="1">
      <input>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="1">time</e>
        <e type="operand">t0</e>
        <e type="operator" args="2">-</e>
      </input>
      <result action="numeric">
        <e type="operand">3.6</e>
        <e type="operand" style="unit">s</e>
        <e type="operator" args="2">*</e>
      </result>
    </math>
  </region>
  <region id="28" top="1197" color="#000000" bgColor="#ffffff">
    <area collapsed="true">
      <title lang="eng">
        <p>     FD Derivative</p>
      </title>
    </area>
    <region id="29" left="45" top="1224" width="427" height="280" border="true" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">data</e>
          <e type="function" args="1">Deriv</e>
          <e type="operand" style="string">data Derivative BackSubstitution </e>
          <e type="operand">X</e>
          <e type="operand">data</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">data</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="2">col</e>
          <e type="operator" args="2">:</e>
          <e type="operand">n</e>
          <e type="operand">X</e>
          <e type="function" preserve="true" args="1">rows</e>
          <e type="operator" args="2">:</e>
          <e type="operand">deriv</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">0</e>
          <e type="operator" args="2">:</e>
          <e type="operand">deriv</e>
          <e type="operand">n</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">0</e>
          <e type="operator" args="2">:</e>
          <e type="operand">i</e>
          <e type="operand">2</e>
          <e type="operand">n</e>
          <e type="operand">1</e>
          <e type="operator" args="2">-</e>
          <e type="function" preserve="true" args="2">range</e>
          <e type="operand">deriv</e>
          <e type="operand">i</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">0.5</e>
          <e type="operand">Y</e>
          <e type="operand">i</e>
          <e type="operand">1</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="operand">X</e>
          <e type="operand">i</e>
          <e type="operand">1</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="operator" args="2">/</e>
          <e type="operand">Y</e>
          <e type="operand">i</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">Y</e>
          <e type="operand">i</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="operand">X</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="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="operator" args="2">+</e>
          <e type="bracket">(</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">deriv</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">deriv</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">:</e>
          <e type="operand">deriv</e>
          <e type="operand">n</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">deriv</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="operator" args="2">:</e>
          <e type="operand">X</e>
          <e type="operand">deriv</e>
          <e type="function" preserve="true" args="2">augment</e>
          <e type="operand">10</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="12">line</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="30" top="1512" color="#000000" bgColor="#ffffff">
      <area terminator="true" />
    </region>
  </region>
  <region id="31" left="27" top="1575" width="387" height="239" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
    <plot type="2d" render="lines" scale_x="0.0575295642853296" scale_y="6.52768647333069" scale_z="0.375534958601954" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-143" transpose_y="-91" transpose_z="0">
      <input>
        <e type="operand">0</e>
        <e type="operand">Cfit</e>
        <e type="operand">C12</e>
        <e type="operand">XW</e>
        <e type="operand">Title</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="32" left="495" top="1575" width="210" height="318" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
    <plot type="2d" render="lines" scale_x="0.0561115205207406" scale_y="8.86475940822687" scale_z="0.49741512944615" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-62" transpose_y="1" transpose_z="0">
      <input>
        <e type="operand">Cfit</e>
        <e type="function" args="1">Deriv</e>
        <e type="operand">0</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="33" top="1917" color="#000000" bgColor="#ffffff">
    <area collapsed="true">
      <title lang="eng">
        <p>     Stem construct     </p>
      </title>
    </area>
    <region id="34" left="45" top="1953" width="171" height="81" border="true" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">iii</e>
          <e type="operand">1</e>
          <e type="operand">Δ</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">iii</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">3</e>
          <e type="operator" args="2">:</e>
          <e type="operand">P</e>
          <e type="operand">Δ</e>
          <e type="function" preserve="true" args="1">rows</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">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>
        </input>
      </math>
    </region>
    <region id="35" left="243" top="1980" width="162" height="50" border="true" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">ii</e>
          <e type="operand">1</e>
          <e type="operand">Δ</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">ii</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">ii</e>
          <e type="operator" args="2">:</e>
          <e type="function" preserve="true" args="3">for</e>
        </input>
      </math>
    </region>
    <region id="36" left="414" top="1980" width="170" height="50" border="true" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">i</e>
          <e type="operand">1</e>
          <e type="operand">v</e>
          <e type="function" preserve="true" args="1">length</e>
          <e type="function" preserve="true" args="2">range</e>
          <e type="operand">YΔ</e>
          <e type="operand">3</e>
          <e type="operand">i</e>
          <e type="operator" args="2">*</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">Δ</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="37" left="45" top="2043" width="362" height="216" border="true" color="#000000" bgColor="#ebebeb" fontSize="10">
      <math>
        <description active="true" position="Top" lang="eng">
          <p>Core component of the stem style</p>
        </description>
        <input>
          <e type="operand">P</e>
          <e type="operand">v</e>
          <e type="function" args="2">replicate</e>
          <e type="operand" style="string">Mathcad 8 Pro. Treasury</e>
          <e type="operand">k</e>
          <e type="operand">1</e>
          <e type="operator" args="2">:</e>
          <e type="operand">i</e>
          <e type="operand">1</e>
          <e type="operand">v</e>
          <e type="function" preserve="true" args="1">length</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">1</e>
          <e type="operator" args="2">≡</e>
          <e type="operand">continue</e>
          <e type="operand">j</e>
          <e type="operand">1</e>
          <e type="operand">P</e>
          <e type="operand">i</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="function" preserve="true" args="2">range</e>
          <e type="operand">T</e>
          <e type="operand">k</e>
          <e type="operand">j</e>
          <e type="operator" args="2">+</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">v</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>
          <e type="operand">k</e>
          <e type="operand">k</e>
          <e type="operand">P</e>
          <e type="operand">i</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="function" preserve="true" args="3">if</e>
          <e type="function" preserve="true" args="3">for</e>
          <e type="operand">T</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="38" left="432" top="2070" width="76" height="24" color="#000000" bgColor="#ffff80" fontSize="10">
      <math>
        <input>
          <e type="operand">datum</e>
          <e type="operand">0</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="39" left="432" top="2106" width="153" height="26" color="#000000" bgColor="#ebebeb" fontSize="10">
      <math>
        <input>
          <e type="operand">u</e>
          <e type="operand">P</e>
          <e type="operand">v</e>
          <e type="function" args="2">replicate</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="40" left="432" top="2133" width="145" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">V</e>
          <e type="operand">u</e>
          <e type="operand">YΔ</e>
          <e type="function" preserve="true" args="2">augment</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="41" left="432" top="2187" width="169" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">Δx</e>
          <e type="operand">P</e>
          <e type="operand">Xo</e>
          <e type="function" args="2">replicate</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="42" left="432" top="2214" width="272" height="28" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">Residuals</e>
          <e type="operand">Δx</e>
          <e type="operand">V</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>
        </input>
      </math>
    </region>
    <region id="43" top="2304" color="#000000" bgColor="#ffffff">
      <area terminator="true" />
    </region>
  </region>
  <region id="44" left="648" top="2331" width="103" height="243" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">β</e>
        <e type="operand">1403.4</e>
        <e type="operand">6.8679</e>
        <e type="operand">3.4766</e>
        <e type="operand">4.6785</e>
        <e type="operand">0.10541</e>
        <e type="operand">5.9138</e>
        <e type="operand">1.0965</e>
        <e type="operand">2933.1</e>
        <e type="operand">33.952</e>
        <e type="operand">0.32404</e>
        <e type="operand">4.1246</e>
        <e type="operand">0.50485</e>
        <e type="operand">14.081</e>
        <e type="operand">13</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="15">mat</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="45" left="36" top="2367" width="381" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">Title</e>
        <e type="operand">1</e>
        <e type="operand">45</e>
        <e type="operand" style="string">Cα12 SuperSmoothlet</e>
        <e type="operand">12</e>
        <e type="operand" style="string">black</e>
        <e type="operand">1</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="7">mat</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="46" left="36" top="2403" width="386" height="117" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
    <plot type="2d" render="lines" scale_x="0.0536393342980161" scale_y="4.54749494317227" scale_z="0.243924601475355" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-154" transpose_y="0" transpose_z="0">
      <description active="false" position="Top" lang="eng">
        <p>Residuals on SuperSmoothlet... extensible at will.</p>
      </description>
      <input>
        <e type="operand">Residuals</e>
        <e type="operand">datum</e>
        <e type="operand">Title</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">sys</e>
      </input>
    </plot>
  </region>
  <region id="47" left="450" top="2475" width="144" height="49" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="1">
      <input>
        <e type="operand">Δ</e>
        <e type="function" preserve="true" args="1">Max</e>
        <e type="operand">Δ</e>
        <e type="function" preserve="true" args="1">Min</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">mat</e>
      </input>
      <result action="numeric">
        <e type="operand">22</e>
        <e type="operand">27.9</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>
      </result>
    </math>
  </region>
  <region id="48" left="36" top="2556" width="437" height="182" border="true" color="#000000" bgColor="#ffffe1" fontSize="10">
    <math>
      <description active="true" position="Top" lang="eng">
        <p>Padé rational fraction from Cfit, converted J_Fraction</p>
      </description>
      <input>
        <e type="operand">x</e>
        <e type="function" args="1">J</e>
        <e type="operand">β</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">β</e>
        <e type="operand">8</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">x</e>
        <e type="operand">β</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">-</e>
        <e type="operand">β</e>
        <e type="operand">9</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">x</e>
        <e type="operand">β</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">+</e>
        <e type="operand">β</e>
        <e type="operand">10</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">x</e>
        <e type="operand">β</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">-</e>
        <e type="operand">β</e>
        <e type="operand">11</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">x</e>
        <e type="operand">β</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">+</e>
        <e type="operand">β</e>
        <e type="operand">12</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">x</e>
        <e type="operand">β</e>
        <e type="operand">6</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">-</e>
        <e type="operand">β</e>
        <e type="operand">13</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">x</e>
        <e type="operand">β</e>
        <e type="operand">7</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">-</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">-</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">-</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="49" left="495" top="2583" width="217" height="78" border="true" color="#000000" bgColor="#ffffe1" fontSize="10">
    <math optimize="2">
      <input>
        <e type="operand">x</e>
        <e type="function" args="1">q</e>
        <e type="operand">0.175</e>
        <e type="operand">x</e>
        <e type="operator" args="2">≤</e>
        <e type="bracket">(</e>
        <e type="operand">x</e>
        <e type="operand">4.2</e>
        <e type="operator" args="2">≤</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">&amp;</e>
        <e type="operand">x</e>
        <e type="function" args="1">J</e>
        <e type="function" preserve="true" args="1">eval</e>
        <e type="operand" style="string">out of range</e>
        <e type="function" preserve="true" args="3">if</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="50" left="495" top="2664" width="217" height="96" border="true" color="#000000" bgColor="#ffffe1" fontSize="10">
    <math optimize="2" fractionType="auto" decimalPlaces="6">
      <input>
        <e type="operand">x</e>
        <e type="function" args="1">D</e>
        <e type="operand">0.175</e>
        <e type="operand">x</e>
        <e type="operator" args="2">≤</e>
        <e type="bracket">(</e>
        <e type="operand">x</e>
        <e type="operand">4.2</e>
        <e type="operator" args="2">≤</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">&amp;</e>
        <e type="operand">x</e>
        <e type="function" args="1">J</e>
        <e type="bracket">(</e>
        <e type="operand">x</e>
        <e type="function" preserve="true" args="2">diff</e>
        <e type="function" preserve="true" args="1">eval</e>
        <e type="operand" style="string">out of range</e>
        <e type="function" preserve="true" args="3">if</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="51" left="261" top="2772" width="240" height="155" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
    <plot type="2d" render="lines" scale_x="0.0215285980503577" scale_y="4.54902325649365" scale_z="0.097934093210781" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-81" transpose_y="0" transpose_z="0">
      <description active="true" position="Right" lang="eng">
        <p>D(x) takes 3 min to plotinstead: plot Dinf(x,h,f)</p>
      </description>
      <input>
        <e type="operand">x</e>
        <e type="function" args="1">q</e>
        <e type="operand">0.5</e>
        <e type="operand">x</e>
        <e type="function" args="1">D</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>
    </plot>
  </region>
  <region id="52" left="18" top="2970" width="264" height="124" border="true" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math>
      <input>
        <e type="operand">L</e>
        <e type="operand">H</e>
        <e type="operand">N</e>
        <e type="function" args="3">xd</e>
        <e type="operand">U</e>
        <e type="operand">0</e>
        <e type="operator" args="2">:</e>
        <e type="operand">dx</e>
        <e type="operand">H</e>
        <e type="operand">L</e>
        <e type="operator" args="2">-</e>
        <e type="operand">N</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">:</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operand">N</e>
        <e type="operand">1</e>
        <e type="operator" args="2">+</e>
        <e type="bracket">(</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">U</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">L</e>
        <e type="operand">dx</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operand">dx</e>
        <e type="operand">i</e>
        <e type="operator" args="2">*</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">U</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="53" left="333" top="2970" width="211" height="50" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math>
      <description active="true" position="Right" lang="eng">
        <p>range/discretise</p>
      </description>
      <input>
        <e type="operand">L</e>
        <e type="operand">0.175</e>
        <e type="operator" args="2">:</e>
        <e type="operand">H</e>
        <e type="operand">4.2</e>
        <e type="operator" args="2">:</e>
        <e type="operand">N</e>
        <e type="operand">400</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>
        <e type="operand">U</e>
        <e type="operand">L</e>
        <e type="operand">H</e>
        <e type="operand">N</e>
        <e type="function" args="3">xd</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="54" left="333" top="3024" width="295" height="107" border="true" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math>
      <input>
        <e type="operand">x</e>
        <e type="function" args="1">fnct</e>
        <e type="function" args="1">Q</e>
        <e type="operand">i</e>
        <e type="operand">1</e>
        <e type="operand">U</e>
        <e type="function" preserve="true" args="1">rows</e>
        <e type="function" preserve="true" args="2">range</e>
        <e type="operand">vx</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">U</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">:</e>
        <e type="operand">vy</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">U</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="1">fnct</e>
        <e type="function" preserve="true" args="1">eval</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">vx</e>
        <e type="operand">vy</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">line</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="55" left="234" top="3096" width="83" height="28" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math>
      <input>
        <e type="operand">Ω</e>
        <e type="operand">x</e>
        <e type="function" args="1">J</e>
        <e type="function" args="1">Q</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="56" left="18" top="3132" width="518" height="186" border="true" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math>
      <description active="true" position="Top" lang="eng">
        <p>Convolution Derivative  on Padé J_Fraction.The J_Fraction is collected from Mathcad 11</p>
      </description>
      <input>
        <e type="operand">Φ</e>
        <e type="operand">U</e>
        <e type="function" args="2">Δeriv_f</e>
        <e type="operand">dx</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="2">-</e>
        <e type="operator" args="2">:</e>
        <e type="operand">scale</e>
        <e type="operand">1</e>
        <e type="operator" args="1">-</e>
        <e type="operand">2</e>
        <e type="operand">dx</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">:</e>
        <e type="operand">f</e>
        <e type="operand">1</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0</e>
        <e type="operand">1</e>
        <e type="operand">1</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="5">mat</e>
        <e type="function" preserve="true" args="1">transpose</e>
        <e type="operator" args="2">:</e>
        <e type="operand">dy</e>
        <e type="operand">Φ</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operand">f</e>
        <e type="function" preserve="true" args="2">al_convr1d</e>
        <e type="operator" args="2">:</e>
        <e type="operand">dy</e>
        <e type="operand">dy</e>
        <e type="operand">2</e>
        <e type="operand">dy</e>
        <e type="function" preserve="true" args="1">rows</e>
        <e type="operand">1</e>
        <e type="operator" args="2">-</e>
        <e type="operand">1</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">submatrix</e>
        <e type="operator" args="2">:</e>
        <e type="operand">Deriv</e>
        <e type="operand">U</e>
        <e type="operand">scale</e>
        <e type="operand">dy</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">Deriv</e>
        <e type="operand">Deriv</e>
        <e type="operand">2</e>
        <e type="operand">Deriv</e>
        <e type="function" preserve="true" args="1">rows</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="5">submatrix</e>
        <e type="operator" args="2">:</e>
        <e type="operand">7</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="9">line</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="57" left="648" top="3294" width="94" height="47" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math>
      <input>
        <e type="operand">h</e>
        <e type="operand">0.001</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="function" args="1">J</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="58" left="90" top="3366" width="263" height="45" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math>
      <input>
        <e type="operand">x</e>
        <e type="function" args="1">c</e>
        <e type="operand">1</e>
        <e type="operand">0.175</e>
        <e type="operand">x</e>
        <e type="operator" args="2">≤</e>
        <e type="bracket">(</e>
        <e type="operand">x</e>
        <e type="operand">4.2</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="59" left="396" top="3366" width="369" height="47" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math>
      <input>
        <e type="operand">x</e>
        <e type="operand">h</e>
        <e type="operand">f</e>
        <e type="function" args="3">Dinf</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>
        <e type="operator" args="2">-</e>
        <e type="operand">x</e>
        <e type="operand">x</e>
        <e type="operand">h</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">-</e>
        <e type="operator" args="2">/</e>
        <e type="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="60" left="18" top="3420" width="240" height="181" border="true" color="#000000" bgColor="#ebebeb" fontSize="10">
    <plot type="2d" render="lines" scale_x="0.0478087089200233" scale_y="5.44927495895375" scale_z="0.260522800337793" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-87" transpose_y="-59" transpose_z="0">
      <description active="true" position="Top" lang="eng">
        <p>Discretised function</p>
      </description>
      <input>
        <e type="operand">C12</e>
        <e type="operand">Ω</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="61" left="270" top="3420" width="240" height="179" border="true" color="#000000" bgColor="#ebebeb" fontSize="10">
    <plot type="2d" render="lines" scale_x="0.0165031673889344" scale_y="5.55991731349224" scale_z="0.091756246093197" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-83" transpose_y="-1" transpose_z="0">
      <description active="true" position="Top" lang="eng">
        <p>Scalar infinitesimal derivative </p>
      </description>
      <input>
        <e type="operand">0</e>
        <e type="operand">x</e>
        <e type="operand">h</e>
        <e type="operand">f</e>
        <e type="function" args="3">Dinf</e>
        <e type="operand">x</e>
        <e type="function" args="1">c</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>
    </plot>
  </region>
  <region id="62" left="522" top="3420" width="240" height="180" border="true" color="#000000" bgColor="#ebebeb" fontSize="10">
    <plot type="2d" render="lines" scale_x="0.0172405943475129" scale_y="5.07908036045807" scale_z="0.0875663641530773" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-77" transpose_y="0" transpose_z="0">
      <description active="true" position="Top" lang="eng">
        <p>Convolution derivative wrt J(x)</p>
      </description>
      <input>
        <e type="operand">0</e>
        <e type="operand">Ω</e>
        <e type="operand">U</e>
        <e type="function" args="2">Δeriv_f</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="63" left="558" top="3672" width="14" height="54" color="#000000" bgColor="#ffffff">
    <picture>
      <raw format="png" encoding="base64">iVBORw0KGgoAAAANSUhEUgAAAAYAAAAuCAYAAAALM2gTAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAA8SURBVDhP7ckxCgAwDEJR739pC4GAJLShg0vpBwd54KYAoPsMFV2g6ITEGWof4mjPge4OMhdoDqidoUcuDGxczpAX93kAAAAASUVORK5CYII=</raw>
    </picture>
  </region>
  <region id="64" left="576" top="3681" width="185" height="40" border="true" color="#000000" bgColor="#ebebeb" fontSize="10">
    <text lang="eng">
      <p>convolution over J(x)convolutionn over W</p>
    </text>
  </region>
  <region id="65" left="18" top="3690" width="455" height="24" border="true" color="#ff0000" bgColor="#ebebeb" fontSize="10">
    <text lang="eng">
      <p bold="true">Derivative by Convolution: adapted from Martin Kraska.</p>
    </text>
  </region>
  <region id="66" left="18" top="3717" width="502" height="224" border="true" color="#000000" bgColor="#fff5eb" fontSize="10">
    <math>
      <description active="true" position="Top" lang="eng">
        <p>Derivative convolution on "Cfit" SuperSmoothlet</p>
      </description>
      <input>
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      <p bold="true">jmGiraud: 2015/10/06</p>
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