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        <e type="function" preserve="true" args="1">eval</e>
        <e type="operator" args="2">←</e>
        <e type="operand">jj</e>
        <e type="operand">1</e>
        <e type="operator" args="2">←</e>
        <e type="operand">jj</e>
        <e type="operand">Len</e>
        <e type="operator" args="2">≤</e>
        <e type="operand">jj</e>
        <e type="operand">jj</e>
        <e type="operand">1</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">←</e>
        <e type="operand">ytemp</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Y</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">h</e>
        <e type="operand">b4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">dydx</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operand">b4</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">ak2</e>
        <e type="operand">jj</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">b4</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">ak3</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</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="operator" args="2">←</e>
        <e type="function" preserve="true" args="4">for</e>
        <e type="operand">ak4</e>
        <e type="operand">x</e>
        <e type="operand">a</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">h</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operand">ytemp</e>
        <e type="function" args="2">derivs</e>
        <e type="function" preserve="true" args="1">eval</e>
        <e type="operator" args="2">←</e>
        <e type="operand">jj</e>
        <e type="operand">1</e>
        <e type="operator" args="2">←</e>
        <e type="operand">jj</e>
        <e type="operand">Len</e>
        <e type="operator" args="2">≤</e>
        <e type="operand">jj</e>
        <e type="operand">jj</e>
        <e type="operand">1</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">←</e>
        <e type="operand">ytemp</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Y</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">h</e>
        <e type="operand">b5</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">dydx</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operand">b5</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">ak2</e>
        <e type="operand">jj</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">b5</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">ak3</e>
        <e type="operand">jj</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">b5</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">ak4</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</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="operator" args="2">←</e>
        <e type="function" preserve="true" args="4">for</e>
        <e type="operand">ak5</e>
        <e type="operand">x</e>
        <e type="operand">a</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">h</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operand">ytemp</e>
        <e type="function" args="2">derivs</e>
        <e type="function" preserve="true" args="1">eval</e>
        <e type="operator" args="2">←</e>
        <e type="operand">jj</e>
        <e type="operand">1</e>
        <e type="operator" args="2">←</e>
        <e type="operand">jj</e>
        <e type="operand">Len</e>
        <e type="operator" args="2">≤</e>
        <e type="operand">jj</e>
        <e type="operand">jj</e>
        <e type="operand">1</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">←</e>
        <e type="operand">ytemp</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Y</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">h</e>
        <e type="operand">b6</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">dydx</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operand">b6</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">ak2</e>
        <e type="operand">jj</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">b6</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">ak3</e>
        <e type="operand">jj</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">b6</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">ak4</e>
        <e type="operand">jj</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">b6</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">ak5</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</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="operator" args="2">←</e>
        <e type="function" preserve="true" args="4">for</e>
        <e type="operand">ak6</e>
        <e type="operand">x</e>
        <e type="operand">a</e>
        <e type="operand">6</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">h</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operand">ytemp</e>
        <e type="function" args="2">derivs</e>
        <e type="function" preserve="true" args="1">eval</e>
        <e type="operator" args="2">←</e>
        <e type="operand">jj</e>
        <e type="operand">1</e>
        <e type="operator" args="2">←</e>
        <e type="operand">jj</e>
        <e type="operand">Len</e>
        <e type="operator" args="2">≤</e>
        <e type="operand">jj</e>
        <e type="operand">jj</e>
        <e type="operand">1</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">←</e>
        <e type="operand">yout</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Y</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">h</e>
        <e type="operand">c</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">dydx</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operand">c</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">ak3</e>
        <e type="operand">jj</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">c</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">ak4</e>
        <e type="operand">jj</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">c</e>
        <e type="operand">6</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">ak6</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</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="operator" args="2">←</e>
        <e type="function" preserve="true" args="4">for</e>
        <e type="operand">jj</e>
        <e type="operand">1</e>
        <e type="operator" args="2">←</e>
        <e type="operand">jj</e>
        <e type="operand">Len</e>
        <e type="operator" args="2">≤</e>
        <e type="operand">jj</e>
        <e type="operand">jj</e>
        <e type="operand">1</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">←</e>
        <e type="operand">yerr</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Y</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">h</e>
        <e type="operand">dc</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">dydx</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">*</e>
        <e type="operand">dc</e>
        <e type="operand">3</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">ak3</e>
        <e type="operand">jj</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">dc</e>
        <e type="operand">4</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">ak4</e>
        <e type="operand">jj</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">dc</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">ak5</e>
        <e type="operand">jj</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">dc</e>
        <e type="operand">6</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">ak6</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</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="operator" args="2">←</e>
        <e type="function" preserve="true" args="4">for</e>
        <e type="operand">errmax</e>
        <e type="operand">0</e>
        <e type="operator" args="2">←</e>
        <e type="operand">jj</e>
        <e type="operand">1</e>
        <e type="operator" args="2">←</e>
        <e type="operand">jj</e>
        <e type="operand">Len</e>
        <e type="operator" args="2">≤</e>
        <e type="operand">jj</e>
        <e type="operand">jj</e>
        <e type="operand">1</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">←</e>
        <e type="operand">errv</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">yerr</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">yscal</e>
        <e type="operand">jj</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">/</e>
        <e type="function" preserve="true" args="1">abs</e>
        <e type="operator" args="2">←</e>
        <e type="function" preserve="true" args="4">for</e>
        <e type="operand">errmax</e>
        <e type="operand">errv</e>
        <e type="function" preserve="true" args="1">max</e>
        <e type="operator" args="2">←</e>
        <e type="operand">errmax</e>
        <e type="operand">errmax</e>
        <e type="operand">eps</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">←</e>
        <e type="operand">errmax</e>
        <e type="operand">1</e>
        <e type="operator" args="2">≤</e>
        <e type="operand">end</e>
        <e type="operand">1</e>
        <e type="operator" args="2">←</e>
        <e type="operand">h</e>
        <e type="operand">h</e>
        <e type="operand">h</e>
        <e type="function" preserve="true" args="1">abs</e>
        <e type="operand">2</e>
        <e type="operand">errmax</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">/</e>
        <e type="bracket">(</e>
        <e type="operand">1</e>
        <e type="operand">4</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="operand">h</e>
        <e type="function" preserve="true" args="1">abs</e>
        <e type="operand">Δ</e>
        <e type="function" preserve="true" args="1">abs</e>
        <e type="operand">2</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">&gt;</e>
        <e type="operand">h</e>
        <e type="operand">0.5</e>
        <e type="operand">h</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">←</e>
        <e type="operand">0</e>
        <e type="function" preserve="true" args="3">if</e>
        <e type="operand">k</e>
        <e type="operand">count</e>
        <e type="operand">Δ</e>
        <e type="operator" args="2">*</e>
        <e type="function" preserve="true" args="1">abs</e>
        <e type="operand">x</e>
        <e type="function" preserve="true" args="1">abs</e>
        <e type="operator" args="2">-</e>
        <e type="operand">h</e>
        <e type="function" preserve="true" args="1">abs</e>
        <e type="operator" args="2">/</e>
        <e type="operand">0</e>
        <e type="function" preserve="true" args="2">round</e>
        <e type="operator" args="2">←</e>
        <e type="operand">h</e>
        <e type="operand">count</e>
        <e type="operand">Δ</e>
        <e type="operator" args="2">*</e>
        <e type="operand">x</e>
        <e type="operator" args="2">-</e>
        <e type="operand">k</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">←</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">line</e>
        <e type="function" preserve="true" args="3">if</e>
        <e type="operand">end</e>
        <e type="operand">1</e>
        <e type="operator" args="2">←</e>
        <e type="operand">18</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="20">line</e>
        <e type="function" preserve="true" args="2">while</e>
        <e type="operand">x</e>
        <e type="operand">x</e>
        <e type="operand">h</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">←</e>
        <e type="operand">x</e>
        <e type="operand">t1</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operand">t1</e>
        <e type="operand">t0</e>
        <e type="operator" args="2">-</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">*</e>
        <e type="operand">0</e>
        <e type="operator" args="2">&gt;</e>
        <e type="bracket">(</e>
        <e type="operand">x</e>
        <e type="operand">t1</e>
        <e type="operator" args="2">-</e>
        <e type="operand">Δ</e>
        <e type="operator" args="2">/</e>
        <e type="function" preserve="true" args="1">abs</e>
        <e type="operand">10</e>
        <e type="operand">10</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">&lt;</e>
        <e type="bracket">(</e>
        <e type="operator" args="2">|</e>
        <e type="operand">out</e>
        <e type="operand">out</e>
        <e type="operand">x</e>
        <e type="operand">Y</e>
        <e type="operand">1</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="function" preserve="true" args="3">stack</e>
        <e type="function" preserve="true" args="1">transpose</e>
        <e type="function" preserve="true" args="2">stack</e>
        <e type="operator" args="2">←</e>
        <e type="operand">finish</e>
        <e type="operand">0</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">nstep</e>
        <e type="operand">nstep</e>
        <e type="operand">1</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">←</e>
        <e type="function" preserve="true" args="3">if</e>
        <e type="operand">9</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="11">line</e>
        <e type="function" preserve="true" args="2">while</e>
        <e type="operand">0</e>
        <e type="operand">16</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="18">line</e>
        <e type="function" preserve="true" args="3">if</e>
        <e type="operand">out</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="9" left="18" top="2286" width="128" height="26" color="#000000" background-color="#ffffff" font-size="10">
    <math fraction-type="none" optimize="1">
      <input>
        <e type="operand">Y0</e>
        <e type="operand">1</e>
        <e type="operand">0</e>
        <e type="function" preserve="true" args="2">stack</e>
        <e type="operator" args="2">←</e>
      </input>
    </math>
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  <region id="10" left="198" top="2286" width="51" height="24" color="#000000" background-color="#ffffff" font-size="10">
    <math fraction-type="none" optimize="1">
      <input>
        <e type="operand">t0</e>
        <e type="operand">0</e>
        <e type="operator" args="2">←</e>
      </input>
    </math>
  </region>
  <region id="11" left="297" top="2286" width="66" height="24" color="#000000" background-color="#ffffff" font-size="10">
    <math fraction-type="none" optimize="1">
      <input>
        <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>
      </input>
    </math>
  </region>
  <region id="12" left="405" top="2286" width="43" height="24" color="#000000" background-color="#ffffff" font-size="10">
    <math fraction-type="none" optimize="1">
      <input>
        <e type="operand">N</e>
        <e type="operand">1</e>
        <e type="operator" args="2">←</e>
      </input>
    </math>
  </region>
  <region id="13" left="18" top="2322" width="168" height="62" color="#000000" background-color="#ffffff" font-size="10">
    <math fraction-type="none" optimize="1">
      <input>
        <e type="operand">t</e>
        <e type="operand">x</e>
        <e type="function" args="2">derivs</e>
        <e type="operand">x</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="bracket">(</e>
        <e type="operator" args="1">-</e>
        <e type="operand">x</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</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="14" left="18" top="2394" width="326" height="28" color="#000000" background-color="#ffffff" font-size="10">
    <math fraction-type="none" optimize="1" error="9">
      <input>
        <e type="operand">S</e>
        <e type="operand">Y0</e>
        <e type="operand">t0</e>
        <e type="operand">t1</e>
        <e type="operand">N</e>
        <e type="operand">t</e>
        <e type="operand">x</e>
        <e type="function" args="2">derivs</e>
        <e type="function" args="5">Rkadapt2</e>
        <e type="operator" args="2">←</e>
      </input>
    </math>
  </region>
  <region id="15" left="18" top="2457" width="112" height="26" color="#000000" background-color="#ffffff" font-size="10">
    <math fraction-type="none" optimize="1">
      <input>
        <e type="operand">X2</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>
      </input>
    </math>
  </region>
  <region id="16" left="207" top="2457" width="121" height="26" color="#000000" background-color="#ffffff" font-size="10">
    <math fraction-type="none" optimize="1">
      <input>
        <e type="operand">Y21</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>
      </input>
    </math>
  </region>
  <region id="17" left="396" top="2457" width="121" height="26" color="#000000" background-color="#ffffff" font-size="10">
    <math fraction-type="none" optimize="1">
      <input>
        <e type="operand">Y22</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>
      </input>
    </math>
  </region>
  <region id="18" left="9" top="2520" width="179" height="26" color="#000000" background-color="#ffffff" font-size="10">
    <math fraction-type="none" optimize="1">
      <input>
        <e type="operand">S21</e>
        <e type="operand">X2</e>
        <e type="operand">Y21</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operator" args="2">←</e>
      </input>
    </math>
  </region>
  <region id="19" left="207" top="2520" width="179" height="26" color="#000000" background-color="#ffffff" font-size="10">
    <math fraction-type="none" optimize="1">
      <input>
        <e type="operand">S22</e>
        <e type="operand">X2</e>
        <e type="operand">Y22</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operator" args="2">←</e>
      </input>
    </math>
  </region>
  <region id="20" left="405" top="2520" width="179" height="26" color="#000000" background-color="#ffffff" font-size="10">
    <math fraction-type="none" optimize="1">
      <input>
        <e type="operand">S2</e>
        <e type="operand">Y21</e>
        <e type="operand">Y22</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operator" args="2">←</e>
      </input>
    </math>
  </region>
  <region id="21" left="18" top="2556" width="593" height="233" color="#000000" background-color="#ffffff" font-size="10">
    <plot type="2d" render="lines" scale_x="1" scale_y="1" scale_z="1" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="0" transpose_y="0" transpose_z="0">
      <input>
        <e type="operand">S21</e>
        <e type="operand">S22</e>
        <e type="operand">x</e>
        <e type="function" preserve="true" args="1">sin</e>
        <e type="operand">x</e>
        <e type="function" preserve="true" args="1">cos</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">sys</e>
      </input>
    </plot>
  </region>
  <region id="22" left="648" top="2556" width="41" height="24" color="#000000" background-color="#ffffff" font-size="10">
    <math optimize="1" error="2">
      <input>
        <e type="operand">S</e>
      </input>
      <result action="numeric">
        <e type="operand">#</e>
      </result>
    </math>
  </region>
</regions>