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          <e type="function" args="1">rows</e>
          <e type="function" args="2">range</e>
          <e type="operator" args="2">:</e>
          <e type="operand">Δ</e>
          <e type="operand">ν</e>
          <e type="function" args="2">el</e>
          <e type="operand">A</e>
          <e type="operand">U</e>
          <e type="operand">ν</e>
          <e type="operand">c</e>
          <e type="function" args="3">el</e>
          <e type="operator" args="2">-</e>
          <e type="function" args="1">norme</e>
          <e type="operator" args="2">:</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" args="4">mat</e>
          <e type="operand">a</e>
          <e type="operand">U</e>
          <e type="operand">Δ</e>
          <e type="function" args="2">augment</e>
          <e type="function" args="1">eval</e>
          <e type="operand">Δ</e>
          <e type="function" args="1">min</e>
          <e type="function" args="1">eval</e>
          <e type="operand">3</e>
          <e type="function" args="3">findrows</e>
          <e type="operand">1</e>
          <e type="operand">c</e>
          <e type="function" args="3">el</e>
          <e type="operator" args="2">:</e>
          <e type="operand">a</e>
          <e type="operand">a</e>
          <e type="function" args="1">transpose</e>
          <e type="operand">0</e>
          <e type="function" args="2">stack</e>
          <e type="operand">x</e>
          <e type="function" args="1">Φ</e>
          <e type="function" args="2">al_nleqsolve</e>
          <e type="operand">c</e>
          <e type="function" args="2">el</e>
          <e type="function" args="1">transpose</e>
          <e type="function" args="1">eval</e>
          <e type="operator" args="2">:</e>
          <e type="operand">a</e>
          <e type="operand">δ</e>
          <e type="operand">A</e>
          <e type="operand">a</e>
          <e type="operator" args="2">-</e>
          <e type="function" args="1">norme</e>
          <e type="operator" args="2">:</e>
          <e type="operand">a</e>
          <e type="operand">a</e>
          <e type="operand">δ</e>
          <e type="operand">2</e>
          <e type="operator" args="2">/</e>
          <e type="operand">a</e>
          <e type="function" args="1">G</e>
          <e type="operand">a</e>
          <e type="function" args="1">G</e>
          <e type="function" args="1">norme</e>
          <e type="operator" args="2">/</e>
          <e type="function" args="1">transpose</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">+</e>
          <e type="function" args="2">stack</e>
          <e type="operand">U</e>
          <e type="operand">1</e>
          <e type="operand">4</e>
          <e type="function" args="6">mat</e>
          <e type="function" args="1">eval</e>
          <e type="operand">10</e>
          <e type="operand">1</e>
          <e type="function" args="12">line</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region id="11" top="1296" color="#000000" bgColor="#ffffff">
      <area single="true" collapsed="true" />
    </region>
    <region id="12" top="1323" color="#000000" bgColor="#ffffff">
      <area collapsed="false">
        <title lang="eng">
          <p>2D Examples</p>
        </title>
      </area>
      <region id="13" left="18" top="1350" width="86" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
        <text lang="rus">
          <p bold="true" italic="true">Example 1</p>
        </text>
      </region>
      <region id="14" left="387" top="1350" width="99" height="31" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">t.o</e>
            <e type="operand">0</e>
            <e type="function" args="1">time</e>
            <e type="operator" args="2">:</e>
          </input>
        </math>
      </region>
      <region id="15" left="18" top="1386" width="320" height="106" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="function" args="2">f</e>
            <e type="operand">x</e>
            <e type="operand">2</e>
            <e type="operator" args="2">^</e>
            <e type="operand">y</e>
            <e type="operator" args="2">*</e>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="operator" args="2">+</e>
            <e type="function" args="1">sin</e>
            <e type="operator" args="2">-</e>
            <e type="operator" args="2">:</e>
            <e type="operand">A</e>
            <e type="operand">5</e>
            <e type="operator" args="1">-</e>
            <e type="operand">5</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="operand">4</e>
            <e type="operator" args="1">-</e>
            <e type="operand">4</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="function" args="2">rndBox</e>
            <e type="operator" args="2">:</e>
            <e type="operand">P</e>
            <e type="operand">5</e>
            <e type="operator" args="1">-</e>
            <e type="operand">0</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">t</e>
            <e type="operand">7</e>
            <e type="operator" args="1">-</e>
            <e type="operator" args="2">:</e>
            <e type="operand">N</e>
            <e type="operand">50</e>
            <e type="operator" args="2">:</e>
            <e type="operand">1</e>
            <e type="operand">3</e>
            <e type="function" args="5">mat</e>
            <e type="operand">a</e>
            <e type="operand">δ</e>
            <e type="operand">No</e>
            <e type="operand">U</e>
            <e type="operand">1</e>
            <e type="operand">4</e>
            <e type="function" args="6">mat</e>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="function" args="2">f</e>
            <e type="operand">A</e>
            <e type="operand">P</e>
            <e type="operand">t</e>
            <e type="operand">N</e>
            <e type="function" args="5">Dist2</e>
            <e type="operator" args="2">:</e>
            <e type="operand">4</e>
            <e type="operand">1</e>
            <e type="function" args="6">sys</e>
          </input>
        </math>
      </region>
      <region id="16" left="396" top="1386" width="349" height="248" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
        <plot type="2d" render="lines" scale_x="2.6992315458422" scale_y="2.99914616204689" scale_z="2.67223923038378" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-5" transpose_y="-2" transpose_z="0">
          <input>
            <e type="operand">Plot</e>
          </input>
        </plot>
      </region>
      <region id="17" left="54" top="1512" width="169" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">a</e>
          </input>
          <result action="numeric">
            <e type="operand">0.683</e>
            <e type="operator" args="1">-</e>
            <e type="operand">2.1265</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
          </result>
        </math>
      </region>
      <region id="18" left="54" top="1539" width="177" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">A</e>
          </input>
          <result action="numeric">
            <e type="operand">1.3951</e>
            <e type="operator" args="1">-</e>
            <e type="operand">2.2063</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
          </result>
        </math>
      </region>
      <region id="19" left="54" top="1566" width="96" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">δ</e>
          </input>
          <result action="numeric">
            <e type="operand">0.7166</e>
          </result>
        </math>
      </region>
      <region id="20" left="18" top="1683" width="86" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
        <text lang="rus">
          <p bold="true" italic="true">Example 2</p>
        </text>
      </region>
      <region id="21" left="18" top="1710" width="342" height="111" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="function" args="2">f</e>
            <e type="operand">1</e>
            <e type="operand">1</e>
            <e type="operand">x</e>
            <e type="operator" args="2">+</e>
            <e type="bracket">(</e>
            <e type="operand">3</e>
            <e type="operator" args="2">^</e>
            <e type="operator" args="2">+</e>
            <e type="operand">3</e>
            <e type="operand">y</e>
            <e type="operator" args="2">*</e>
            <e type="operand">1</e>
            <e type="operand">x</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">y</e>
            <e type="operand">3</e>
            <e type="operator" args="2">^</e>
            <e type="operator" args="2">+</e>
            <e type="function" args="1">abs</e>
            <e type="function" args="1">ln</e>
            <e type="operator" args="2">:</e>
            <e type="operand">A</e>
            <e type="operand">4</e>
            <e type="operator" args="1">-</e>
            <e type="operand">2</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="operand">1</e>
            <e type="operator" args="1">-</e>
            <e type="operand">3</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="function" args="2">rndBox</e>
            <e type="operator" args="2">:</e>
            <e type="operand">P</e>
            <e type="operand">4</e>
            <e type="operator" args="1">-</e>
            <e type="operand">2.1</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">t</e>
            <e type="operand">7</e>
            <e type="operator" args="1">-</e>
            <e type="operator" args="2">:</e>
            <e type="operand">N</e>
            <e type="operand">150</e>
            <e type="operator" args="2">:</e>
            <e type="operand">1</e>
            <e type="operand">3</e>
            <e type="function" args="5">mat</e>
            <e type="operand">a</e>
            <e type="operand">δ</e>
            <e type="operand">No</e>
            <e type="operand">U</e>
            <e type="operand">1</e>
            <e type="operand">4</e>
            <e type="function" args="6">mat</e>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="function" args="2">f</e>
            <e type="operand">A</e>
            <e type="operand">P</e>
            <e type="operand">t</e>
            <e type="operand">N</e>
            <e type="function" args="5">Dist2</e>
            <e type="operator" args="2">:</e>
            <e type="operand">4</e>
            <e type="operand">1</e>
            <e type="function" args="6">sys</e>
          </input>
        </math>
      </region>
      <region id="22" left="396" top="1710" width="349" height="248" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
        <plot type="2d" render="lines" scale_x="5.66899506585723" scale_y="6.29888340650804" scale_z="5.61230511519867" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="49" transpose_y="-43" transpose_z="0">
          <input>
            <e type="operand">Plot</e>
          </input>
        </plot>
      </region>
      <region id="23" left="54" top="1836" width="177" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">a</e>
          </input>
          <result action="numeric">
            <e type="operand">0.6632</e>
            <e type="operator" args="1">-</e>
            <e type="operand">0.9857</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
          </result>
        </math>
      </region>
      <region id="24" left="54" top="1863" width="177" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">A</e>
          </input>
          <result action="numeric">
            <e type="operand">1.0605</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1.2749</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
          </result>
        </math>
      </region>
      <region id="25" left="54" top="1890" width="96" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">δ</e>
          </input>
          <result action="numeric">
            <e type="operand">0.4914</e>
          </result>
        </math>
      </region>
      <region id="26" left="18" top="1989" width="86" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
        <text lang="rus">
          <p bold="true" italic="true">Example 3</p>
        </text>
      </region>
      <region id="27" left="0" top="2025" width="366" height="152" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">αo</e>
            <e type="operand">0.842</e>
            <e type="operator" args="2">:</e>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="function" args="2">f</e>
            <e type="operand">1</e>
            <e type="operand">x</e>
            <e type="operand">2</e>
            <e type="operator" args="2">^</e>
            <e type="operand">y</e>
            <e type="operand">2</e>
            <e type="operator" args="2">^</e>
            <e type="operator" args="2">+</e>
            <e type="operand">αo</e>
            <e type="operand">2</e>
            <e type="operator" args="2">^</e>
            <e type="operator" args="2">-</e>
            <e type="bracket">(</e>
            <e type="operand">2</e>
            <e type="operator" args="2">^</e>
            <e type="operand">2</e>
            <e type="operand">x</e>
            <e type="operator" args="2">*</e>
            <e type="operand">y</e>
            <e type="operand">αo</e>
            <e type="operator" args="2">-</e>
            <e type="bracket">(</e>
            <e type="operator" args="2">*</e>
            <e type="bracket">(</e>
            <e type="operand">2</e>
            <e type="operator" args="2">^</e>
            <e type="operator" args="2">+</e>
            <e type="operator" args="2">/</e>
            <e type="operand">2</e>
            <e type="operator" args="2">-</e>
            <e type="operator" args="2">:</e>
            <e type="operand">A</e>
            <e type="operand">2</e>
            <e type="operator" args="1">-</e>
            <e type="operand">2</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="operand">1.5</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1.5</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="function" args="2">rndBox</e>
            <e type="operator" args="2">:</e>
            <e type="operand">P</e>
            <e type="operand">0.2</e>
            <e type="operator" args="1">-</e>
            <e type="operand">0.5</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">t</e>
            <e type="operand">1.5</e>
            <e type="operator" args="2">:</e>
            <e type="operand">N</e>
            <e type="operand">200</e>
            <e type="operator" args="2">:</e>
            <e type="operand">1</e>
            <e type="operand">3</e>
            <e type="function" args="5">mat</e>
            <e type="operand">a</e>
            <e type="operand">δ</e>
            <e type="operand">No</e>
            <e type="operand">U</e>
            <e type="operand">1</e>
            <e type="operand">4</e>
            <e type="function" args="6">mat</e>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="function" args="2">f</e>
            <e type="operand">A</e>
            <e type="operand">P</e>
            <e type="operand">t</e>
            <e type="operand">N</e>
            <e type="function" args="5">Dist2</e>
            <e type="operator" args="2">:</e>
            <e type="operand">5</e>
            <e type="operand">1</e>
            <e type="function" args="7">sys</e>
          </input>
        </math>
      </region>
      <region id="28" left="396" top="2025" width="349" height="248" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
        <plot type="2d" render="lines" scale_x="8.99487770132059" scale_y="9.08573505183898" scale_z="13.0377064380785" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-1" transpose_y="1" transpose_z="0">
          <input>
            <e type="operand">Plot</e>
          </input>
        </plot>
      </region>
      <region id="29" left="18" top="2196" width="189" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">a</e>
          </input>
          <result action="numeric">
            <e type="operand">0.2026</e>
            <e type="operator" args="1">-</e>
            <e type="operand">0.8821</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
          </result>
        </math>
      </region>
      <region id="30" left="18" top="2223" width="189" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">A</e>
          </input>
          <result action="numeric">
            <e type="operand">1.8626</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1.2052</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
          </result>
        </math>
      </region>
      <region id="31" left="18" top="2250" width="96" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">δ</e>
          </input>
          <result action="numeric">
            <e type="operand">1.6911</e>
          </result>
        </math>
      </region>
      <region id="32" top="2376" color="#000000" bgColor="#ffffff">
        <area single="true" collapsed="true" />
      </region>
      <region id="33" left="18" top="2403" width="86" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
        <text lang="rus">
          <p bold="true" italic="true">Example 4</p>
        </text>
      </region>
      <region id="34" left="153" top="2403" width="164" height="26" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">81</e>
            <e type="operand">6</e>
            <e type="operand">π</e>
            <e type="operator" args="2">*</e>
            <e type="function" args="1">sqrt</e>
            <e type="operator" args="2">*</e>
          </input>
          <result action="numeric">
            <e type="operand">351.6702</e>
          </result>
        </math>
      </region>
      <region id="35" left="18" top="2439" width="356" height="144" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="function" args="2">f</e>
            <e type="operand">x</e>
            <e type="operand">2</e>
            <e type="operator" args="2">^</e>
            <e type="operand">y</e>
            <e type="operand">2</e>
            <e type="operator" args="2">^</e>
            <e type="operator" args="2">+</e>
            <e type="function" args="1">sqrt</e>
            <e type="operand">3</e>
            <e type="operator" args="2">/</e>
            <e type="operator" args="1">-</e>
            <e type="function" args="1">exp</e>
            <e type="operand">x</e>
            <e type="operand">2</e>
            <e type="operator" args="2">^</e>
            <e type="operand">2</e>
            <e type="operand">y</e>
            <e type="operand">2</e>
            <e type="operator" args="2">^</e>
            <e type="operator" args="2">*</e>
            <e type="operator" args="2">-</e>
            <e type="operand">351.6702</e>
            <e type="operator" args="2">/</e>
            <e type="operator" args="2">*</e>
            <e type="operand">0.005</e>
            <e type="operator" args="2">+</e>
            <e type="operator" args="2">:</e>
            <e type="operand">A</e>
            <e type="operand">10</e>
            <e type="operator" args="1">-</e>
            <e type="operand">10</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="operand">8</e>
            <e type="operator" args="1">-</e>
            <e type="operand">8</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="function" args="2">rndBox</e>
            <e type="operator" args="2">:</e>
            <e type="operand">P</e>
            <e type="operand">8</e>
            <e type="operator" args="1">-</e>
            <e type="operand">8</e>
            <e type="operand">8</e>
            <e type="operator" args="1">-</e>
            <e type="operand">8</e>
            <e type="operator" args="1">-</e>
            <e type="operand">2</e>
            <e type="operand">2</e>
            <e type="function" args="6">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">t</e>
            <e type="operand">10000</e>
            <e type="operand">10000</e>
            <e type="operator" args="1">-</e>
            <e type="operand">2</e>
            <e type="operand">1</e>
            <e type="function" args="4">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">N</e>
            <e type="operand">200</e>
            <e type="operand">200</e>
            <e type="operand">2</e>
            <e type="operand">1</e>
            <e type="function" args="4">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">1</e>
            <e type="operand">3</e>
            <e type="function" args="5">mat</e>
            <e type="operand">a</e>
            <e type="operand">δ</e>
            <e type="operand">No</e>
            <e type="operand">U</e>
            <e type="operand">1</e>
            <e type="operand">4</e>
            <e type="function" args="6">mat</e>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="function" args="2">f</e>
            <e type="operand">A</e>
            <e type="operand">P</e>
            <e type="operand">t</e>
            <e type="operand">N</e>
            <e type="function" args="5">Dist2</e>
            <e type="operator" args="2">:</e>
            <e type="operand">4</e>
            <e type="operand">1</e>
            <e type="function" args="6">sys</e>
          </input>
        </math>
      </region>
      <region id="36" left="396" top="2439" width="349" height="248" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
        <plot type="2d" render="lines" scale_x="1.59279844634644" scale_y="1.64155424909893" scale_z="2.28560908281045" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-4" transpose_y="0" transpose_z="0">
          <input>
            <e type="operand">Plot</e>
          </input>
        </plot>
      </region>
      <region id="37" left="54" top="2601" width="189" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">a</e>
          </input>
          <result action="numeric">
            <e type="operand">7.2804</e>
            <e type="operator" args="1">-</e>
            <e type="operand">7.3662</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
          </result>
        </math>
      </region>
      <region id="38" left="54" top="2628" width="157" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">A</e>
          </input>
          <result action="numeric">
            <e type="operand">10</e>
            <e type="operator" args="1">-</e>
            <e type="operand">5.7579</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
          </result>
        </math>
      </region>
      <region id="39" left="54" top="2655" width="96" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">δ</e>
          </input>
          <result action="numeric">
            <e type="operand">3.1595</e>
          </result>
        </math>
      </region>
      <region id="40" left="18" top="2763" width="86" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
        <text lang="rus">
          <p bold="true" italic="true">Example 5</p>
        </text>
      </region>
      <region id="41" left="18" top="2790" width="320" height="106" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="function" args="2">f</e>
            <e type="operand">2</e>
            <e type="operand">x</e>
            <e type="operand">2</e>
            <e type="operator" args="2">^</e>
            <e type="operator" args="2">*</e>
            <e type="operand">4</e>
            <e type="operand">x</e>
            <e type="operator" args="2">*</e>
            <e type="operand">y</e>
            <e type="operator" args="2">*</e>
            <e type="operator" args="2">+</e>
            <e type="operand">4</e>
            <e type="operand">y</e>
            <e type="operand">3</e>
            <e type="operator" args="2">^</e>
            <e type="operator" args="2">*</e>
            <e type="operator" args="2">+</e>
            <e type="operand">26</e>
            <e type="operand">y</e>
            <e type="operator" args="2">*</e>
            <e type="operator" args="2">-</e>
            <e type="operand">22</e>
            <e type="operator" args="2">-</e>
            <e type="operator" args="2">:</e>
            <e type="operand">A</e>
            <e type="operand">12</e>
            <e type="operator" args="1">-</e>
            <e type="operand">12</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="operand">8</e>
            <e type="operator" args="1">-</e>
            <e type="operand">8</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="function" args="2">rndBox</e>
            <e type="operator" args="2">:</e>
            <e type="operand">P</e>
            <e type="operand">12</e>
            <e type="operand">4</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">t</e>
            <e type="operand">1.5</e>
            <e type="operator" args="2">:</e>
            <e type="operand">N</e>
            <e type="operand">100</e>
            <e type="operator" args="2">:</e>
            <e type="operand">1</e>
            <e type="operand">3</e>
            <e type="function" args="5">mat</e>
            <e type="operand">a</e>
            <e type="operand">δ</e>
            <e type="operand">No</e>
            <e type="operand">U</e>
            <e type="operand">1</e>
            <e type="operand">4</e>
            <e type="function" args="6">mat</e>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="function" args="2">f</e>
            <e type="operand">A</e>
            <e type="operand">P</e>
            <e type="operand">t</e>
            <e type="operand">N</e>
            <e type="function" args="5">Dist2</e>
            <e type="operator" args="2">:</e>
            <e type="operand">4</e>
            <e type="operand">1</e>
            <e type="function" args="6">sys</e>
          </input>
        </math>
      </region>
      <region id="42" left="396" top="2790" width="349" height="248" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
        <plot type="2d" render="lines" scale_x="1.47739882418904" scale_y="1.49232204463539" scale_z="1.36326192657449" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="-3" transpose_y="2" transpose_z="0">
          <input>
            <e type="operand">Plot</e>
          </input>
        </plot>
      </region>
      <region id="43" left="54" top="2916" width="177" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">a</e>
          </input>
          <result action="numeric">
            <e type="operand">2.1652</e>
            <e type="operator" args="1">-</e>
            <e type="operand">3.1112</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
          </result>
        </math>
      </region>
      <region id="44" left="54" top="2943" width="169" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">A</e>
          </input>
          <result action="numeric">
            <e type="operand">2.1086</e>
            <e type="operator" args="1">-</e>
            <e type="operand">4.329</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
          </result>
        </math>
      </region>
      <region id="45" left="54" top="2970" width="96" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">δ</e>
          </input>
          <result action="numeric">
            <e type="operand">1.2191</e>
          </result>
        </math>
      </region>
      <region id="46" left="18" top="3051" width="86" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
        <text lang="rus">
          <p bold="true" italic="true">Example 6</p>
        </text>
      </region>
      <region id="47" left="18" top="3087" width="320" height="152" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="function" args="2">f</e>
            <e type="operand">x</e>
            <e type="operand">2</e>
            <e type="operator" args="2">^</e>
            <e type="operand">y</e>
            <e type="operand">2</e>
            <e type="operator" args="2">^</e>
            <e type="operator" args="2">+</e>
            <e type="bracket">(</e>
            <e type="operand">2</e>
            <e type="operator" args="2">^</e>
            <e type="operand">x</e>
            <e type="operand">3</e>
            <e type="operator" args="2">^</e>
            <e type="operand">3</e>
            <e type="operand">x</e>
            <e type="operator" args="2">*</e>
            <e type="operand">y</e>
            <e type="operand">2</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="operand">A</e>
            <e type="operand">1</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="operand">1</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="function" args="2">rndBox</e>
            <e type="operator" args="2">:</e>
            <e type="operand">P</e>
            <e type="operand">0.05</e>
            <e type="operand">0.05</e>
            <e type="operand">0.05</e>
            <e type="operator" args="1">-</e>
            <e type="operand">0.05</e>
            <e type="operand">0.05</e>
            <e type="operator" args="1">-</e>
            <e type="operand">0.05</e>
            <e type="operator" args="1">-</e>
            <e type="operand">3</e>
            <e type="operand">2</e>
            <e type="function" args="8">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">t</e>
            <e type="operand">8</e>
            <e type="operator" args="1">-</e>
            <e type="operand">8</e>
            <e type="operator" args="1">-</e>
            <e type="operand">8</e>
            <e type="operand">3</e>
            <e type="operand">1</e>
            <e type="function" args="5">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">N</e>
            <e type="operand">200</e>
            <e type="operand">200</e>
            <e type="operand">200</e>
            <e type="operand">3</e>
            <e type="operand">1</e>
            <e type="function" args="5">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">1</e>
            <e type="operand">3</e>
            <e type="function" args="5">mat</e>
            <e type="operand">a</e>
            <e type="operand">δ</e>
            <e type="operand">No</e>
            <e type="operand">U</e>
            <e type="operand">1</e>
            <e type="operand">4</e>
            <e type="function" args="6">mat</e>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="function" args="2">f</e>
            <e type="operand">A</e>
            <e type="operand">P</e>
            <e type="operand">t</e>
            <e type="operand">N</e>
            <e type="function" args="5">Dist2</e>
            <e type="operator" args="2">:</e>
            <e type="operand">4</e>
            <e type="operand">1</e>
            <e type="function" args="6">sys</e>
          </input>
        </math>
      </region>
      <region id="48" left="396" top="3087" width="349" height="248" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
        <plot type="2d" render="lines" scale_x="10.5534474583519" scale_y="10.6600479377292" scale_z="9.7381376501181" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="1" transpose_y="9" transpose_z="0">
          <input>
            <e type="operand">Plot</e>
          </input>
        </plot>
      </region>
      <region id="49" left="54" top="3258" width="177" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">a</e>
          </input>
          <result action="numeric">
            <e type="operand">0.5238</e>
            <e type="operand">0.1783</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
          </result>
        </math>
      </region>
      <region id="50" left="54" top="3285" width="177" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">A</e>
          </input>
          <result action="numeric">
            <e type="operand">0.4571</e>
            <e type="operand">0.7809</e>
            <e type="operator" args="1">-</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
          </result>
        </math>
      </region>
      <region id="51" left="54" top="3312" width="96" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">δ</e>
          </input>
          <result action="numeric">
            <e type="operand">0.6063</e>
          </result>
        </math>
      </region>
      <region id="52" top="3357" color="#000000" bgColor="#ffffff">
        <area single="true" collapsed="true" />
      </region>
      <region id="53" left="18" top="3384" width="86" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
        <text lang="rus">
          <p bold="true" italic="true">Example 7</p>
        </text>
      </region>
      <region id="54" left="18" top="3420" width="320" height="106" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="function" args="2">f</e>
            <e type="operand">x</e>
            <e type="operand">6</e>
            <e type="operator" args="2">^</e>
            <e type="operand">y</e>
            <e type="operand">6</e>
            <e type="operator" args="2">^</e>
            <e type="operator" args="2">+</e>
            <e type="operand">2</e>
            <e type="operand">6</e>
            <e type="operator" args="2">^</e>
            <e type="operator" args="2">-</e>
            <e type="operator" args="2">:</e>
            <e type="operand">A</e>
            <e type="operand">4</e>
            <e type="operator" args="1">-</e>
            <e type="operand">4</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="operand">4</e>
            <e type="operator" args="1">-</e>
            <e type="operand">4</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="function" args="2">rndBox</e>
            <e type="operator" args="2">:</e>
            <e type="operand">P</e>
            <e type="operand">0</e>
            <e type="operand">1</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
            <e type="operator" args="2">:</e>
            <e type="operand">h</e>
            <e type="operand">0.08</e>
            <e type="operator" args="2">:</e>
            <e type="operand">N</e>
            <e type="operand">60</e>
            <e type="operator" args="2">:</e>
            <e type="operand">1</e>
            <e type="operand">3</e>
            <e type="function" args="5">mat</e>
            <e type="operand">a</e>
            <e type="operand">δ</e>
            <e type="operand">No</e>
            <e type="operand">U</e>
            <e type="operand">1</e>
            <e type="operand">4</e>
            <e type="function" args="6">mat</e>
            <e type="operand">x</e>
            <e type="operand">y</e>
            <e type="function" args="2">f</e>
            <e type="operand">A</e>
            <e type="operand">P</e>
            <e type="operand">h</e>
            <e type="operand">N</e>
            <e type="function" args="5">Dist2</e>
            <e type="operator" args="2">:</e>
            <e type="operand">4</e>
            <e type="operand">1</e>
            <e type="function" args="6">sys</e>
          </input>
        </math>
      </region>
      <region id="55" left="396" top="3420" width="349" height="248" color="#000000" bgColor="#ffffff" fontSize="10" showInputData="False">
        <plot type="2d" render="lines" scale_x="2.98060527393892" scale_y="3.0107123979181" scale_z="2.75033770271103" rotate_x="0" rotate_y="0" rotate_z="0" transpose_x="1" transpose_y="9" transpose_z="0">
          <input>
            <e type="operand">Plot</e>
          </input>
        </plot>
      </region>
      <region id="56" left="54" top="3537" width="165" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">a</e>
          </input>
          <result action="numeric">
            <e type="operand">1.8299</e>
            <e type="operand">1.7261</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
          </result>
        </math>
      </region>
      <region id="57" left="54" top="3564" width="165" height="27" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">A</e>
          </input>
          <result action="numeric">
            <e type="operand">3.9372</e>
            <e type="operand">3.2996</e>
            <e type="operand">1</e>
            <e type="operand">2</e>
            <e type="function" args="4">mat</e>
          </result>
        </math>
      </region>
      <region id="58" left="54" top="3591" width="96" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
            <e type="operand">δ</e>
          </input>
          <result action="numeric">
            <e type="operand">2.6299</e>
          </result>
        </math>
      </region>
      <region id="59" left="18" top="3708" width="86" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
        <text lang="rus">
          <p bold="true" italic="true">Example 8</p>
        </text>
      </region>
      <region id="60" left="18" top="3753" width="390" height="107" color="#000000" bgColor="#ffffff" fontSize="10">
        <math>
          <input>
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