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    <identity>
      <id>26fb603b-c2dd-42ca-9fc0-3cbe23b0a5ff</id>
      <revision>37</revision>
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      <exponentialThreshold>5</exponentialThreshold>
      <fractions>decimal</fractions>
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      <paper id="1" orientation="Portrait" width="850" height="1100" />
      <margins left="39" right="39" top="39" bottom="39" />
      <header alignment="Center" color="#a9a9a9">&amp;[DATE] &amp;[TIME] - &amp;[FILENAME]</header>
      <footer alignment="Center" color="#a9a9a9">&amp;[PAGENUM] / &amp;[COUNT]</footer>
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  <region id="0" top="18" color="#000000" bgColor="#ffffff">
    <area collapsed="true">
      <title lang="eng">
        <p>     Circles     </p>
      </title>
    </area>
    <region id="1" left="9" top="63" width="454" height="128" border="true" color="#000000" bgColor="#ebebeb" fontSize="10">
      <math optimize="2" fractionType="auto" decimalPlaces="3">
        <input>
          <e type="operand">data</e>
          <e type="operand">char</e>
          <e type="operand">size</e>
          <e type="operand">clr</e>
          <e type="function" args="4">plot</e>
          <e type="operand">k</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">r3</e>
          <e type="operand">k</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">char</e>
          <e type="operator" args="2">:</e>
          <e type="operand">r4</e>
          <e type="operand">k</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">size</e>
          <e type="operator" args="2">:</e>
          <e type="operand">r5</e>
          <e type="operand">k</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">clr</e>
          <e type="operator" args="2">:</e>
          <e type="operand">3</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="5">line</e>
          <e type="function" preserve="true" args="3">for</e>
          <e type="operand">data</e>
          <e type="operand">r3</e>
          <e type="operand">r4</e>
          <e type="operand">r5</e>
          <e type="function" preserve="true" args="4">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="2" left="459" top="63" width="312" height="99" border="true" color="#000000" bgColor="#ffffe1" fontSize="10">
      <math fractionType="fraction">
        <input>
          <e type="operand">data</e>
          <e type="function" args="1">UnestH</e>
          <e type="operand">v</e>
          <e type="operand">data</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operator" args="2">:</e>
          <e type="operand">j</e>
          <e type="operand">2</e>
          <e type="operand">data</e>
          <e type="function" preserve="true" args="1">cols</e>
          <e type="function" preserve="true" args="2">range</e>
          <e type="operand">v</e>
          <e type="operand">v</e>
          <e type="operand">data</e>
          <e type="operand">j</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="function" preserve="true" args="2">augment</e>
          <e type="operator" args="2">:</e>
          <e type="function" preserve="true" args="3">for</e>
          <e type="operand">v</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>
    </region>
    <region id="3" left="36" top="189" width="120" height="61" color="#000000" bgColor="#ffe1e1" fontSize="10">
      <math decimalPlaces="6">
        <description active="true" position="Top" lang="eng">
          <p>Circle definition</p>
        </description>
        <input>
          <e type="operand">t</e>
          <e type="operand">u</e>
          <e type="function" args="2">D</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="1">-</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="4" left="207" top="216" width="61" height="45" color="#000000" bgColor="#ffffff" fontSize="10">
      <math decimalPlaces="6">
        <input>
          <e type="operand">IC</e>
          <e type="operand">0</e>
          <e type="operand">1</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="5" left="288" top="216" width="77" height="45" color="#000000" bgColor="#ffffff" fontSize="10">
      <math decimalPlaces="6">
        <input>
          <e type="operand">t0</e>
          <e type="operand">0</e>
          <e type="operator" args="2">:</e>
          <e type="operand">t1</e>
          <e type="operand">2</e>
          <e type="operand">π</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>
        </input>
      </math>
    </region>
    <region id="6" left="36" top="279" width="313" height="53" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">s60</e>
          <e type="operand">IC</e>
          <e type="operand">t0</e>
          <e type="operand">t1</e>
          <e type="operand">60</e>
          <e type="operand">t</e>
          <e type="operand">u</e>
          <e type="function" args="2">D</e>
          <e type="function" preserve="true" args="5">rkfixed</e>
          <e type="operator" args="2">:</e>
          <e type="operand">s12</e>
          <e type="operand">IC</e>
          <e type="operand">t0</e>
          <e type="operand">t1</e>
          <e type="operand">12</e>
          <e type="operand">t</e>
          <e type="operand">u</e>
          <e type="function" args="2">D</e>
          <e type="function" preserve="true" args="5">rkfixed</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="7" left="36" top="333" width="312" height="53" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">C1</e>
          <e type="operand">s60</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="2">col</e>
          <e type="operand">s60</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="2">col</e>
          <e type="function" preserve="true" args="2">augment</e>
          <e type="operator" args="2">:</e>
          <e type="operand">C2</e>
          <e type="operand">s12</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="2">col</e>
          <e type="operand">s12</e>
          <e type="operand">3</e>
          <e type="function" preserve="true" args="2">col</e>
          <e type="function" preserve="true" args="2">augment</e>
          <e type="operator" args="2">:</e>
          <e type="operand">2</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="4">line</e>
        </input>
      </math>
    </region>
    <region id="8" left="36" top="387" width="262" height="49" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">min</e>
          <e type="operand">C1</e>
          <e type="operand" style="string">.</e>
          <e type="operand">10</e>
          <e type="operand" style="string">blue</e>
          <e type="function" args="4">plot</e>
          <e type="operator" args="2">:</e>
          <e type="operand">hr</e>
          <e type="operand">C2</e>
          <e type="operand" style="string">.</e>
          <e type="operand">15</e>
          <e type="operand" style="string">red</e>
          <e type="function" args="4">plot</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="9" top="450" color="#000000" bgColor="#ffffff">
      <area terminator="true" />
    </region>
  </region>
  <region id="10" left="9" top="468" width="112" height="35" color="#000000" bgColor="#ffffff" fontSize="10">
    <numericupdown settings="" value="-20" decimalPlaces="0" increment="1" maxValue="100" minValue="0" useMaxValue="False" useMinValue="False">
      <description active="true" position="Right" lang="eng">
        <p>Autocalc mode</p>
      </description>
      <input>
        <e type="operand">decimal</e>
      </input>
    </numericupdown>
  </region>
  <region id="11" left="9" top="522" width="231" height="41" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <description active="true" position="Top" lang="eng">
        <p>(-) decimal rotates  clockwisethe blue 'min' needle one at time</p>
      </description>
      <input>
        <e type="operand">r</e>
        <e type="operand">0</e>
        <e type="operand">2</e>
        <e type="operand">π</e>
        <e type="operator" args="2">*</e>
        <e type="operand">60</e>
        <e type="operator" args="2">/</e>
        <e type="operand">decimal</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">:</e>
      </input>
      <result action="numeric">
        <e type="operand">2.0944</e>
        <e type="operator" args="1">-</e>
      </result>
    </math>
  </region>
  <region id="12" top="603" color="#000000" bgColor="#ffffff">
    <area collapsed="true">
      <title lang="eng">
        <p>     arrows     </p>
      </title>
    </area>
    <region id="13" left="423" top="657" width="132" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">s</e>
          <e type="operand">0.5</e>
          <e type="operator" args="2">:</e>
          <e type="operand">α</e>
          <e type="operand">10</e>
          <e type="operand">s</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="4">mat</e>
        </input>
      </math>
    </region>
    <region id="14" left="279" top="684" width="89" height="99" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">z</e>
          <e type="operand">0</e>
          <e type="operand">s</e>
          <e type="operand">s</e>
          <e type="operand">s</e>
          <e type="operand">i</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="operand">s</e>
          <e type="operand">i</e>
          <e type="operator" args="2">*</e>
          <e type="operand">0</e>
          <e type="operand">5</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="7">mat</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="15" left="423" top="693" width="74" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">j</e>
          <e type="operand">1</e>
          <e type="operand">5</e>
          <e type="function" preserve="true" args="2">range</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="16" left="423" top="729" width="260" height="59" border="true" color="#000000" bgColor="#ffffe1" fontSize="10">
      <math>
        <description active="true" position="Right" lang="eng">
          <p>minutes</p>
        </description>
        <input>
          <e type="operand">j</e>
          <e type="operand">1</e>
          <e type="operand">5</e>
          <e type="function" preserve="true" args="2">range</e>
          <e type="operand">v2</e>
          <e type="operand">j</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">1.125</e>
          <e type="operand">α</e>
          <e type="operator" args="2">*</e>
          <e type="operand">z</e>
          <e type="operand">j</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="bracket">(</e>
          <e type="operand">α</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operand">1</e>
          <e type="operand">r</e>
          <e type="operator" args="2">*</e>
          <e type="operand">i</e>
          <e type="operator" args="2">*</e>
          <e type="function" preserve="true" args="1">exp</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
          <e type="function" preserve="true" args="3">for</e>
        </input>
      </math>
    </region>
    <region id="17" left="63" top="792" width="125" height="41" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">x</e>
          <e type="operand">y</e>
          <e type="function" args="2">axes</e>
          <e type="operand">x</e>
          <e type="operand">y</e>
          <e type="operator" args="2">/</e>
          <e type="operator" args="1">-</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="18" left="423" top="792" width="272" height="61" border="true" color="#000000" bgColor="#ffffe1" fontSize="10">
      <math>
        <description active="true" position="Right" lang="eng">
          <p>hours</p>
        </description>
        <input>
          <e type="operand">j</e>
          <e type="operand">1</e>
          <e type="operand">5</e>
          <e type="function" preserve="true" args="2">range</e>
          <e type="operand">v1</e>
          <e type="operand">j</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="operand">0.875</e>
          <e type="operand">α</e>
          <e type="operator" args="2">*</e>
          <e type="operand">z</e>
          <e type="operand">j</e>
          <e type="function" preserve="true" args="2">el</e>
          <e type="bracket">(</e>
          <e type="operand">α</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operand">1</e>
          <e type="operand">12</e>
          <e type="operator" args="2">/</e>
          <e type="operand">r</e>
          <e type="operator" args="2">*</e>
          <e type="operand">i</e>
          <e type="operator" args="2">*</e>
          <e type="function" preserve="true" args="1">exp</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
          <e type="function" preserve="true" args="3">for</e>
        </input>
      </math>
    </region>
    <region id="19" left="423" top="855" width="160" height="55" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">V2</e>
          <e type="operand">v2</e>
          <e type="function" preserve="true" args="1">Re</e>
          <e type="operand">v2</e>
          <e type="function" preserve="true" args="1">Im</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="4">mat</e>
          <e type="operator" args="2">:</e>
          <e type="operand">V1</e>
          <e type="operand">v1</e>
          <e type="function" preserve="true" args="1">Re</e>
          <e type="operand">v1</e>
          <e type="function" preserve="true" args="1">Im</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="4">mat</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="20" left="63" top="864" width="189" height="49" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">β</e>
          <e type="function" args="1">rot</e>
          <e type="operand">β</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operand">β</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">β</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operator" args="1">-</e>
          <e type="operand">β</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operand">2</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="6">mat</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="21" left="423" top="918" width="311" height="26" border="true" color="#000000" bgColor="#ffffe1" fontSize="10">
      <math fractionType="auto" decimalPlaces="6">
        <input>
          <e type="operand">CWD</e>
          <e type="operand" style="string">C:\SmathFile</e>
          <e type="function" preserve="true" args="1">CurrentDirectory</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="22" left="423" top="945" width="258" height="89" color="#000000" bgColor="#ffffff" fontSize="10">
      <math optimize="2">
        <input>
          <e type="operand">V2</e>
          <e type="operand">CWD</e>
          <e type="operand" style="string">Arrow2</e>
          <e type="function" preserve="true" args="3">wfile</e>
          <e type="operand">V1</e>
          <e type="operand">CWD</e>
          <e type="operand" style="string">Arrow1</e>
          <e type="function" preserve="true" args="3">wfile</e>
          <e type="operand">Needle2</e>
          <e type="operand">CWD</e>
          <e type="operand" style="string">Arrow2</e>
          <e type="function" preserve="true" args="2">rfile</e>
          <e type="operator" args="2">:</e>
          <e type="operand">Needle1</e>
          <e type="operand">CWD</e>
          <e type="operand" style="string">Arrow1</e>
          <e type="function" preserve="true" args="2">rfile</e>
          <e type="operator" args="2">:</e>
          <e type="operand">4</e>
          <e type="operand">1</e>
          <e type="function" preserve="true" args="6">sys</e>
        </input>
      </math>
    </region>
    <region id="23" left="63" top="981" width="173" height="49" color="#000000" bgColor="#ffffff" fontSize="10">
      <math>
        <input>
          <e type="operand">N2</e>
          <e type="operand">Needle2</e>
          <e type="function" args="1">UnestH</e>
          <e type="operator" args="2">:</e>
          <e type="operand">N1</e>
          <e type="operand">Needle1</e>
          <e type="function" args="1">UnestH</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="24" top="1062" color="#000000" bgColor="#ffffff">
      <area terminator="true" />
    </region>
  </region>
  <region id="25" left="9" top="1107" width="330" height="51" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">Text</e>
        <e type="operand">0.5</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.7</e>
        <e type="operand" style="string">hours</e>
        <e type="operand">12</e>
        <e type="operand" style="string">red</e>
        <e type="operand">1</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="7">mat</e>
        <e type="operand">0.5</e>
        <e type="operator" args="1">-</e>
        <e type="operand">0.25</e>
        <e type="operator" args="1">-</e>
        <e type="operand" style="string">minutes</e>
        <e type="operand">12</e>
        <e type="operand" style="string">blue</e>
        <e type="operand">1</e>
        <e type="operand">5</e>
        <e type="function" preserve="true" args="7">mat</e>
        <e type="operand">2</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="4">sys</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="26" left="9" top="1170" width="296" height="256" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
    <plot grid="false" type="2d" render="lines" scale_x="13.9879746279115" scale_y="14.1245203593862" scale_z="67.5413848081761" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="1" transpose_y="-1" transpose_z="0">
      <input>
        <e type="operand">N2</e>
        <e type="operand">135</e>
        <e type="operator" args="1">-</e>
        <e type="bracket">(</e>
        <e type="operand" style="unit">°</e>
        <e type="operator" args="2">*</e>
        <e type="function" args="1">rot</e>
        <e type="operator" args="2">*</e>
        <e type="operand">N1</e>
        <e type="operand">135</e>
        <e type="operator" args="1">-</e>
        <e type="bracket">(</e>
        <e type="operand" style="unit">°</e>
        <e type="operator" args="2">*</e>
        <e type="function" args="1">rot</e>
        <e type="operator" args="2">*</e>
        <e type="operand">min</e>
        <e type="operand">hr</e>
        <e type="operand">Text</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="27" left="324" top="1170" width="262" height="255" color="#000000" bgColor="#00ffff" fontSize="10" showInputData="False">
    <xyplot width="252" height="247" smoothing="false" points="100">
      <propertiessource index="1" sourcetype="PropertyGrid" />
      <grid gridcolor="LightGray" gridpattern="Solid" gridthickness="1" isxgrid="true" isygrid="true" />
      <xaxes xmin="-1.5" xmax="1.5" xtick="0.5" numberformat="General" decimalplaces="3" />
      <yaxes ymin="-1.5" ymax="1.5" ytick="0.5" numberformat="General" decimalplaces="3" />
      <y2axes isy2axis="false" y2min="-1" y2max="1" y2tick="0.5" numberformat="General" decimalplaces="3" />
      <title2d title="" titlefont="Arial, 12pt" titlefontcolor="Black" />
      <xylabel labelfont="Arial, 10pt" labelfontcolor="Black" tickfont="Courier New, 10pt" tickfontcolor="Black" xlabel="x" ylabel="y" y2label="y2" />
      <legend isbordervisible="true" islegendvisible="false" legendbackcolor="White" legendbordercolor="Black" legendfont="Arial, 8pt" legendposition="NorthEast" textcolor="Black" />
      <traces>
        <trace seriesname="" isy2data="false" isvisible="true" plotmethod="Lines" linecolor="Blue" linethickness="1" linepattern="Solid" symbolsize="8" symboltype="None" symbolborderthickness="1" symbolbordercolor="Black" symbolfillcolor="White" />
        <trace seriesname="" isy2data="false" isvisible="true" plotmethod="Lines" linecolor="Red" linethickness="1" linepattern="Solid" symbolsize="8" symboltype="None" symbolborderthickness="1" symbolbordercolor="Black" symbolfillcolor="White" />
        <trace seriesname="" isy2data="false" isvisible="false" plotmethod="Lines" linecolor="Green" linethickness="1" linepattern="Solid" symbolsize="2" symboltype="Circle" symbolborderthickness="1" symbolbordercolor="Black" symbolfillcolor="Black" />
        <trace seriesname="" isy2data="false" isvisible="false" plotmethod="Lines" linecolor="Fuchsia" linethickness="1" linepattern="Solid" symbolsize="4" symboltype="Dot" symbolborderthickness="1" symbolbordercolor="Black" symbolfillcolor="Red" />
        <trace seriesname="" isy2data="false" isvisible="true" plotmethod="Lines" linecolor="DimGray" linethickness="1" linepattern="Solid" symbolsize="8" symboltype="None" symbolborderthickness="1" symbolbordercolor="Black" symbolfillcolor="White" />
      </traces>
      <input>
        <e type="operand">N2</e>
        <e type="operand">135</e>
        <e type="operator" args="1">-</e>
        <e type="bracket">(</e>
        <e type="operand" style="unit">°</e>
        <e type="operator" args="2">*</e>
        <e type="function" args="1">rot</e>
        <e type="operator" args="2">*</e>
        <e type="operand">N1</e>
        <e type="operand">165</e>
        <e type="operator" args="1">-</e>
        <e type="bracket">(</e>
        <e type="operand" style="unit">°</e>
        <e type="operator" args="2">*</e>
        <e type="function" args="1">rot</e>
        <e type="operator" args="2">*</e>
        <e type="operand">C1</e>
        <e type="operand">C2</e>
        <e type="operand">axes</e>
        <e type="operand">5</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="7">sys</e>
      </input>
    </xyplot>
  </region>
  <region id="28" top="1548" color="#000000" bgColor="#c0c0c0">
    <area single="true" collapsed="true" />
  </region>
  <region id="29" left="9" top="1575" width="478" height="205" border="true" color="#000000" bgColor="#ebebeb" fontSize="10">
    <math>
      <description active="false" position="Top" lang="rus">
        <p>Building a circle </p>
      </description>
      <input>
        <e type="operand">xC</e>
        <e type="operand">yC</e>
        <e type="operand">R</e>
        <e type="function" args="3">circle</e>
        <e type="operand" style="string">Building a circle</e>
        <e type="operand">Δθ</e>
        <e type="operand">π</e>
        <e type="operand">48</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">:</e>
        <e type="operand">x</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">1</e>
        <e type="operator" args="2">:</e>
        <e type="operand">y</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">1</e>
        <e type="operand">2</e>
        <e type="function" preserve="true" args="4">mat</e>
        <e type="operand">k</e>
        <e type="operand">1</e>
        <e type="operator" args="2">:</e>
        <e type="operand">k</e>
        <e type="operand">2</e>
        <e type="operand">π</e>
        <e type="operator" args="2">*</e>
        <e type="operand">Δθ</e>
        <e type="operator" args="2">/</e>
        <e type="operator" args="2">≤</e>
        <e type="operand">k</e>
        <e type="operand">k</e>
        <e type="operand">1</e>
        <e type="operator" args="2">+</e>
        <e type="operator" args="2">:</e>
        <e type="operand">x</e>
        <e type="operand">k</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">k</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Δθ</e>
        <e type="function" preserve="true" args="1">cos</e>
        <e type="operator" args="2">*</e>
        <e type="operand">y</e>
        <e type="operand">k</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Δθ</e>
        <e type="function" preserve="true" args="1">sin</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">-</e>
        <e type="function" preserve="true" args="1">eval</e>
        <e type="operator" args="2">:</e>
        <e type="operand">y</e>
        <e type="operand">k</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">k</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Δθ</e>
        <e type="function" preserve="true" args="1">sin</e>
        <e type="operator" args="2">*</e>
        <e type="operand">y</e>
        <e type="operand">k</e>
        <e type="function" preserve="true" args="2">el</e>
        <e type="operand">Δθ</e>
        <e type="function" preserve="true" args="1">cos</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</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="4">for</e>
        <e type="operand">xC</e>
        <e type="operand">R</e>
        <e type="operand">x</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="function" preserve="true" args="1">eval</e>
        <e type="operand">yC</e>
        <e type="operand">R</e>
        <e type="operand">y</e>
        <e type="operator" args="2">*</e>
        <e type="operator" args="2">+</e>
        <e type="function" preserve="true" args="1">eval</e>
        <e type="function" preserve="true" args="2">augment</e>
        <e type="operand">5</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="7">line</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="30" left="495" top="1665" width="77" height="32" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <description active="true" position="Right" lang="eng">
        <p>length</p>
      </description>
      <input>
        <e type="operand">H.L</e>
        <e type="operand">0.25</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="31" left="495" top="1701" width="85" height="32" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <description active="true" position="Right" lang="eng">
        <p>width</p>
      </description>
      <input>
        <e type="operand">H.W</e>
        <e type="operand">0.125</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="32" left="495" top="1746" width="52" height="32" color="#000000" bgColor="#ffffff" fontSize="10">
    <math evaluate="false">
      <input>
        <e type="operand">L.v</e>
        <e type="operand">0</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="33" top="1809" color="#ff0000" bgColor="#ebebeb">
    <area collapsed="true">
      <title lang="eng">
        <p>     Arrow     </p>
      </title>
    </area>
    <region id="34" left="9" top="1836" width="511" height="167" color="#000000" bgColor="#ebebeb" fontSize="10">
      <math decimalPlaces="3">
        <input>
          <e type="operand">SP.x</e>
          <e type="operand">SP.y</e>
          <e type="operand">L.v</e>
          <e type="operand">α</e>
          <e type="function" args="4">Arrow</e>
          <e type="operand">0</e>
          <e type="operand">0</e>
          <e type="operand">L.v</e>
          <e type="operand">0</e>
          <e type="operand">L.v</e>
          <e type="operand">H.L</e>
          <e type="operator" args="2">-</e>
          <e type="operand">H.W</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="operand">L.v</e>
          <e type="operand">H.L</e>
          <e type="operator" args="2">-</e>
          <e type="operand">H.W</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="operator" args="1">-</e>
          <e type="operand">L.v</e>
          <e type="operand">0</e>
          <e type="operand">5</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="12">mat</e>
          <e type="operand">α</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operand">α</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operand">α</e>
          <e type="function" preserve="true" args="1">sin</e>
          <e type="operator" args="1">-</e>
          <e type="operand">α</e>
          <e type="function" preserve="true" args="1">cos</e>
          <e type="operand">2</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="6">mat</e>
          <e type="operator" args="2">*</e>
          <e type="bracket">(</e>
          <e type="operand">SP.x</e>
          <e type="operand">SP.y</e>
          <e type="operand">SP.x</e>
          <e type="operand">SP.y</e>
          <e type="operand">SP.x</e>
          <e type="operand">SP.y</e>
          <e type="operand">SP.x</e>
          <e type="operand">SP.y</e>
          <e type="operand">SP.x</e>
          <e type="operand">SP.y</e>
          <e type="operand">5</e>
          <e type="operand">2</e>
          <e type="function" preserve="true" args="12">mat</e>
          <e type="operator" args="2">+</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="35" top="2007" color="#000000" bgColor="#ebebeb">
      <area terminator="true" />
    </region>
  </region>
  <region id="36" left="9" top="2052" width="60" height="32" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">SP.x</e>
        <e type="operand">1</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="37" left="99" top="2052" width="60" height="32" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">SP.y</e>
        <e type="operand">0</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="38" left="198" top="2052" width="117" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <description active="true" position="Right" lang="eng">
        <p>Goat radius</p>
      </description>
      <input>
        <e type="operand">r</e>
        <e type="operand">1.15872847</e>
        <e type="operator" args="2">:</e>
      </input>
    </math>
  </region>
  <region id="39" left="198" top="2088" width="311" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">ρ</e>
        <e type="operand">r</e>
        <e type="function" preserve="true" args="1">num2str</e>
        <e type="operator" args="2">:</e>
      </input>
      <result action="numeric">
        <e type="operand" style="string">115872847/100000000</e>
      </result>
    </math>
  </region>
  <region id="40" left="9" top="2151" width="432" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
    <math>
      <input>
        <e type="operand">Text</e>
        <e type="operand">0.25</e>
        <e type="operand">0.5</e>
        <e type="operand" style="string">Goat radius 1.15872847</e>
        <e type="operand">10</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="41" left="9" top="2187" width="290" height="217" color="#000000" bgColor="#ffffff" fontSize="10">
    <plot type="2d" render="lines" scale_x="9.99430855702287" scale_y="10.0429705678651" scale_z="0" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-75" transpose_y="1" transpose_z="0">
      <input>
        <e type="operand">1</e>
        <e type="operand">0</e>
        <e type="operand">r</e>
        <e type="function" args="3">circle</e>
        <e type="operand">SP.x</e>
        <e type="operand">SP.y</e>
        <e type="operand">r</e>
        <e type="operand">135</e>
        <e type="operand" style="unit">°</e>
        <e type="operator" args="2">*</e>
        <e type="function" args="4">Arrow</e>
        <e type="operand">Text</e>
        <e type="operand">3</e>
        <e type="operand">1</e>
        <e type="function" preserve="true" args="5">sys</e>
      </input>
    </plot>
  </region>
</regions>