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      <header alignment="Center" color="#a9a9a9">&amp;[DATE] &amp;[TIME] - &amp;[FILENAME]</header>
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  <region id="0" left="9" top="27" width="343" height="31" color="#000000" bgColor="#80ffff" fontSize="14">
    <text lang="eng">
      <p bold="true">CPV response to an XFR input </p>
    </text>
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  <region id="1" left="9" top="63" width="43" height="24" color="#000000" bgColor="#ffff80" fontSize="10">
    <math decimalPlaces="4">
      <input>
        <e type="operand">n</e>
        <e type="operand">2</e>
        <e type="operator" args="2">:</e>
      </input>
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  <region id="2" left="72" top="63" width="43" height="24" color="#000000" bgColor="#ffff80" fontSize="10">
    <math decimalPlaces="4">
      <input>
        <e type="operand">T</e>
        <e type="operand">1</e>
        <e type="operator" args="2">:</e>
      </input>
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      <input>
        <e type="operand">end</e>
        <e type="operand">10</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
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  <region id="4" left="9" top="90" width="260" height="64" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="4">
      <description active="true" position="Right" lang="eng">
        <p>XFR of 'n' multistage system of=  Unit Time Constant  T = 1</p>
      </description>
      <input>
        <e type="operand">t</e>
        <e type="function" args="1">nth</e>
        <e type="operand">1</e>
        <e type="operand">t</e>
        <e type="operator" args="1">-</e>
        <e type="operand">T</e>
        <e type="operator" args="2">/</e>
        <e type="function" preserve="true" args="1">exp</e>
        <e type="operand">1</e>
        <e type="operand">k</e>
        <e type="operator" args="1">!</e>
        <e type="operator" args="2">/</e>
        <e type="operand">t</e>
        <e type="operand">T</e>
        <e type="operator" args="2">/</e>
        <e type="bracket">(</e>
        <e type="operand">k</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">*</e>
        <e type="bracket">(</e>
        <e type="operand">k</e>
        <e type="operand">0</e>
        <e type="operand">n</e>
        <e type="function" preserve="true" args="4">sum</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">-</e>
        <e type="operator" args="2">:</e>
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    </math>
  </region>
  <region id="5" left="9" top="162" width="256" height="151" border="true" color="#000000" bgColor="#ffffe1" fontSize="10">
    <math decimalPlaces="4">
      <input>
        <e type="operand">XFR</e>
        <e type="operand">ε</e>
        <e type="operand">10</e>
        <e type="operand">12</e>
        <e type="operator" args="1">-</e>
        <e type="operator" args="2">^</e>
        <e type="operator" args="2">:</e>
        <e type="operand">v</e>
        <e type="operand">ε</e>
        <e type="operand">end</e>
        <e type="operand">0.1</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">v</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">v</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">:</e>
        <e type="operand">xfr</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">vx</e>
        <e type="operand">i</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="function" args="1">nth</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">end</e>
        <e type="operand">vx</e>
        <e type="operator" args="2">*</e>
        <e type="operand">xfr</e>
        <e type="function" preserve="true" args="2">augment</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>
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  <region id="6" left="297" top="162" width="121" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">u</e>
        <e type="operand">XFR</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="2">col</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
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  <region id="7" left="297" top="189" width="43" height="24" color="#000000" bgColor="#80ffff" fontSize="10">
    <math decimalPlaces="4">
      <input>
        <e type="operand">k</e>
        <e type="operand">2</e>
        <e type="operator" args="2">:</e>
      </input>
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  <region id="8" left="297" top="216" width="339" height="75" color="#000000" bgColor="#ffffff" fontSize="10">
    <math decimalPlaces="4">
      <description active="true" position="Right" lang="eng">
        <p>1. Proportional2. Integral3. Derivative</p>
      </description>
      <input>
        <e type="operand">P</e>
        <e type="operand">I</e>
        <e type="operand">D</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">mat</e>
        <e type="operand">3</e>
        <e type="operand">0</e>
        <e type="operand">0.125</e>
        <e type="operand">0.25</e>
        <e type="operand">0.5</e>
        <e type="operand">0.75</e>
        <e type="operand">1</e>
        <e type="operand">1.25</e>
        <e type="operand">1.5</e>
        <e type="operand">1</e>
        <e type="operand">8</e>
        <e type="function" preserve="true" args="10">mat</e>
        <e type="function" preserve="true" args="1">transpose</e>
        <e type="operand">15</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>
      </input>
    </math>
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  <region id="9" left="297" top="297" width="123" height="32" color="#000000" bgColor="#c0ffff" fontSize="10">
    <math>
      <input>
        <e type="operand">I</e>
        <e type="operand">I</e>
        <e type="operand">k</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operator" args="2">:</e>
      </input>
      <result action="numeric">
        <e type="operand">0.125</e>
      </result>
    </math>
  </region>
  <region id="10" top="333" color="#000000" bgColor="#ffffff">
    <area collapsed="true">
      <title lang="eng">
        <p>     CPV PID     CPV = CompositePastValue     </p>
      </title>
    </area>
    <region id="11" left="27" top="369" width="576" height="189" border="true" color="#000000" bgColor="#ffffc8" fontSize="10">
      <math decimalPlaces="4">
        <input>
          <e type="operand">f</e>
          <e type="operand" style="string">too much Integral action will cause the loop to windup</e>
          <e type="operand">y</e>
          <e type="operand">1</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="operand">y</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">u</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">:</e>
          <e type="operand">i</e>
          <e type="operand">3</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">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="operand">P</e>
          <e type="operand">u</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="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="bracket">(</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">I</e>
          <e type="operand">u</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="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="bracket">(</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">D</e>
          <e type="operand">u</e>
          <e type="operand">i</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">2</e>
          <e type="operand">u</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="operand">u</e>
          <e type="operand">i</e>
          <e type="operand">2</e>
          <e type="operator" args="2">-</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="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="3">for</e>
          <e type="operand">i</e>
          <e type="operand">1</e>
          <e type="operand">y</e>
          <e type="function" preserve="true" args="1">rows</e>
          <e type="function" preserve="true" args="2">range</e>
          <e type="operand">u</e>
          <e type="operand">i</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">i</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">for</e>
          <e type="operand">u</e>
          <e type="operand">y</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>
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      <area terminator="true" />
    </region>
  </region>
  <region id="13" left="9" top="630" width="298" height="158" color="#000000" bgColor="#ffffff" fontSize="10">
    <plot type="2d" render="points" scale_x="8.51259162179434" scale_y="0.141026505132172" scale_z="1.0538189524834" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-80" transpose_y="-51" transpose_z="0">
      <description active="true" position="Top" lang="eng">
        <p>blue 'f' the CPV out red 'XFR' input to CPV</p>
      </description>
      <input>
        <e type="operand">f</e>
        <e type="operand">XFR</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">sys</e>
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  <region id="14" left="315" top="693" width="121" height="97" color="#ffff00" bgColor="#010101" fontSize="12">
    <math>
      <input>
        <e type="operand">n</e>
        <e type="operand">P</e>
        <e type="operand">I</e>
        <e type="operand">D</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">mat</e>
      </input>
      <result action="numeric">
        <e type="operand">2</e>
        <e type="operand">3</e>
        <e type="operand">0.125</e>
        <e type="operand">15</e>
        <e type="operand">4</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="6">mat</e>
      </result>
    </math>
  </region>
  <region id="15" left="432" top="711" width="335" height="61" color="#ffff00" bgColor="#010101" fontSize="12">
    <math>
      <input>
        <e type="operand">f</e>
        <e type="operand">f</e>
        <e type="function" preserve="true" args="1">rows</e>
        <e type="function" preserve="true" args="2">row</e>
        <e type="operand">XFR</e>
        <e type="operand">XFR</e>
        <e type="function" preserve="true" args="1">rows</e>
        <e type="function" preserve="true" args="2">row</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">100</e>
        <e type="operand">1.001</e>
        <e type="operand">1</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="4">mat</e>
        <e type="operand">100</e>
        <e type="operand">0.997</e>
        <e type="operand">1</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="4">mat</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">mat</e>
      </result>
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