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              <XMRef idref="S0.Ex19.m1.4"/>
            </XMApp>
            <XMWrap>
              <XMApp xml:id="S0.Ex19.m1.3">
                <XMApp>
                  <XMTok role="SUBSCRIPTOP" scriptpos="post1"/>
                  <XMDual role="INTOP">
                    <XMTok mathstyle="text" meaning="multiple-integral" name="dotsint" role="INTOP"/>
                    <XMWrap rule="kludge">
                      <XMTok mathstyle="text" meaning="integral" name="int" role="INTOP">∫</XMTok>
                      <XMTok name="ldots" role="ID" width="0.4em" xoffset="-0.3em" yoffset="0.4ex">…</XMTok>
                      <XMTok mathstyle="text" meaning="integral" name="int" role="INTOP">∫</XMTok>
                    </XMWrap>
                  </XMDual>
                  <XMTok font="italic" fontsize="70%" role="UNKNOWN">C</XMTok>
                </XMApp>
                <XMApp>
                  <XMTok meaning="times" role="MULOP">⁢</XMTok>
                  <XMTok font="italic" role="UNKNOWN">F</XMTok>
                  <XMDual>
                    <XMRef idref="S0.Ex19.m1.1"/>
                    <XMWrap>
                      <XMTok role="OPEN" stretchy="false">(</XMTok>
                      <XMTok font="italic" role="UNKNOWN" xml:id="S0.Ex19.m1.1">x</XMTok>
                      <XMTok role="CLOSE" stretchy="false">)</XMTok>
                    </XMWrap>
                  </XMDual>
                  <XMApp>
                    <XMTok font="italic" meaning="differential-d" role="DIFFOP">d</XMTok>
                    <XMTok font="italic" role="UNKNOWN">x</XMTok>
                  </XMApp>
                </XMApp>
              </XMApp>
              <XMTok font="italic" name="quad" role="PUNCT"> </XMTok>
              <XMApp xml:id="S0.Ex19.m1.4">
                <XMApp>
                  <XMTok role="SUBSCRIPTOP" scriptpos="post1"/>
                  <XMDual role="INTOP">
                    <XMTok mathstyle="display" meaning="multiple-integral" name="dotsint" role="INTOP"/>
                    <XMWrap rule="kludge">
                      <XMTok mathstyle="display" meaning="integral" name="int" role="INTOP">∫</XMTok>
                      <XMTok name="ldots" role="ID" width="0.4em" xoffset="-0.3em" yoffset="0.4ex">…</XMTok>
                      <XMTok mathstyle="display" meaning="integral" name="int" role="INTOP">∫</XMTok>
                    </XMWrap>
                  </XMDual>
                  <XMTok font="italic" fontsize="70%" role="UNKNOWN">C</XMTok>
                </XMApp>
                <XMApp>
                  <XMTok meaning="times" role="MULOP">⁢</XMTok>
                  <XMTok font="italic" role="UNKNOWN">F</XMTok>
                  <XMDual>
                    <XMRef idref="S0.Ex19.m1.2"/>
                    <XMWrap>
                      <XMTok role="OPEN" stretchy="false">(</XMTok>
                      <XMTok font="italic" role="UNKNOWN" xml:id="S0.Ex19.m1.2">x</XMTok>
                      <XMTok role="CLOSE" stretchy="false">)</XMTok>
                    </XMWrap>
                  </XMDual>
                  <XMApp>
                    <XMTok font="italic" meaning="differential-d" role="DIFFOP">d</XMTok>
                    <XMTok font="italic" role="UNKNOWN">x</XMTok>
                  </XMApp>
                </XMApp>
              </XMApp>
            </XMWrap>
          </XMDual>
        </XMath>
      </Math>
    </equation>
    <equation xml:id="S0.Ex20">
      <Math mode="display" tex="\textstyle\landupint_{C}F(x)dx\quad\displaystyle\landupint_{C}F(x)dx" text="list@((contour-integral-around-above _ C)@(F * x * differential-d@(x)), (contour-integral-around-above _ C)@(F * x * differential-d@(x)))" xml:id="S0.Ex20.m1">
        <XMath>
          <XMDual>
            <XMApp>
              <XMTok meaning="list"/>
              <XMRef idref="S0.Ex20.m1.3"/>
              <XMRef idref="S0.Ex20.m1.4"/>
            </XMApp>
            <XMWrap>
              <XMApp xml:id="S0.Ex20.m1.3">
                <XMApp>
                  <XMTok role="SUBSCRIPTOP" scriptpos="post1"/>
                  <XMDual role="INTOP">
                    <XMTok mathstyle="text" meaning="contour-integral-around-above" name="landupint" role="INTOP"/>
                    <XMWrap rule="kludge">
                      <XMTok mathstyle="text" meaning="integral" name="int" role="INTOP">∫</XMTok>
                      <XMTok fontsize="50%" role="UNKNOWN" width="0pt" xoffset="-0.9em" yoffset="0.2ex">-◠-</XMTok>
                    </XMWrap>
                  </XMDual>
                  <XMTok font="italic" fontsize="70%" role="UNKNOWN">C</XMTok>
                </XMApp>
                <XMApp>
                  <XMTok meaning="times" role="MULOP">⁢</XMTok>
                  <XMTok font="italic" role="UNKNOWN">F</XMTok>
                  <XMDual>
                    <XMRef idref="S0.Ex20.m1.1"/>
                    <XMWrap>
                      <XMTok role="OPEN" stretchy="false">(</XMTok>
                      <XMTok font="italic" role="UNKNOWN" xml:id="S0.Ex20.m1.1">x</XMTok>
                      <XMTok role="CLOSE" stretchy="false">)</XMTok>
                    </XMWrap>
                  </XMDual>
                  <XMApp>
                    <XMTok font="italic" meaning="differential-d" role="DIFFOP">d</XMTok>
                    <XMTok font="italic" role="UNKNOWN">x</XMTok>
                  </XMApp>
                </XMApp>
              </XMApp>
              <XMTok font="italic" name="quad" role="PUNCT"> </XMTok>
              <XMApp xml:id="S0.Ex20.m1.4">
                <XMApp>
                  <XMTok role="SUBSCRIPTOP" scriptpos="post1"/>
                  <XMDual role="INTOP">
                    <XMTok mathstyle="display" meaning="contour-integral-around-above" name="landupint" role="INTOP"/>
                    <XMWrap rule="kludge">
                      <XMTok mathstyle="display" meaning="integral" name="int" role="INTOP">∫</XMTok>
                      <XMTok fontsize="50%" role="UNKNOWN" width="0pt" xoffset="-0.9em" yoffset="0.2ex">-◠-</XMTok>
                    </XMWrap>
                  </XMDual>
                  <XMTok font="italic" fontsize="70%" role="UNKNOWN">C</XMTok>
                </XMApp>
                <XMApp>
                  <XMTok meaning="times" role="MULOP">⁢</XMTok>
                  <XMTok font="italic" role="UNKNOWN">F</XMTok>
                  <XMDual>
                    <XMRef idref="S0.Ex20.m1.2"/>
                    <XMWrap>
                      <XMTok role="OPEN" stretchy="false">(</XMTok>
                      <XMTok font="italic" role="UNKNOWN" xml:id="S0.Ex20.m1.2">x</XMTok>
                      <XMTok role="CLOSE" stretchy="false">)</XMTok>
                    </XMWrap>
                  </XMDual>
                  <XMApp>
                    <XMTok font="italic" meaning="differential-d" role="DIFFOP">d</XMTok>
                    <XMTok font="italic" role="UNKNOWN">x</XMTok>
                  </XMApp>
                </XMApp>
              </XMApp>
            </XMWrap>
          </XMDual>
        </XMath>
      </Math>
    </equation>
  </para>
</document>
