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    <title>Sideset</title>
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                    <XMApp>
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                      <XMTok mathstyle="display" meaning="sum" role="SUMOP" scriptpos="mid">∑</XMTok>
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                    <XMTok font="italic" fontsize="70%" role="UNKNOWN">a</XMTok>
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    </para>
  </paragraph>
  <paragraph inlist="toc" xml:id="S0.SS0.SSS0.Px2">
    <title>Classic</title>
    <para xml:id="S0.SS0.SSS0.Px2.p1">
      <equation xml:id="S0.Ex10">
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                    <XMApp>
                      <XMTok role="SUBSCRIPTOP" scriptpos="mid1"/>
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                      <XMTok font="italic" fontsize="70%" role="UNKNOWN">c</XMTok>
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                    <XMTok font="italic" fontsize="70%" role="UNKNOWN">d</XMTok>
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                <XMTok font="italic" fontsize="70%" role="UNKNOWN">a</XMTok>
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                <XMApp>
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                    <XMApp>
                      <XMTok role="SUPERSCRIPTOP" scriptpos="mid1"/>
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                    <XMTok font="italic" fontsize="70%" role="UNKNOWN">c</XMTok>
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                <XMTok font="italic" fontsize="70%" role="UNKNOWN">a</XMTok>
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                      <XMTok font="italic" fontsize="70%" role="UNKNOWN">d</XMTok>
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                    <XMTok font="italic" fontsize="70%" role="UNKNOWN">c</XMTok>
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                <XMTok font="italic" fontsize="70%" role="UNKNOWN">b</XMTok>
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                  <XMTok font="italic" fontsize="70%" role="UNKNOWN">b</XMTok>
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                <XMTok font="italic" fontsize="70%" role="UNKNOWN">a</XMTok>
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                <XMTok role="SUBSCRIPTOP" scriptpos="pre2"/>
                <XMApp>
                  <XMTok role="SUPERSCRIPTOP" scriptpos="pre1"/>
                  <XMTok font="italic" role="UNKNOWN">x</XMTok>
                  <XMTok font="italic" fontsize="70%" role="UNKNOWN">d</XMTok>
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                <XMTok font="italic" fontsize="70%" role="UNKNOWN">c</XMTok>
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                <XMTok font="italic" fontsize="70%" role="UNKNOWN">b</XMTok>
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  </paragraph>
  <paragraph inlist="toc" xml:id="S0.SS0.SSS0.Px3">
    <title>Multi</title>
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      <equation xml:id="S0.Ex16">
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                <XMTok role="SUBSCRIPTOP" scriptpos="pre2"/>
                <XMApp>
                  <XMTok role="SUPERSCRIPTOP" scriptpos="pre2"/>
                  <XMApp>
                    <XMTok role="SUBSCRIPTOP" scriptpos="pre2"/>
                    <XMApp>
                      <XMTok role="SUBSCRIPTOP" scriptpos="pre1"/>
                      <XMApp>
                        <XMTok role="SUPERSCRIPTOP" scriptpos="pre1"/>
                        <XMApp>
                          <XMTok role="SUPERSCRIPTOP" scriptpos="post1"/>
                          <XMApp>
                            <XMTok role="SUBSCRIPTOP" scriptpos="post1"/>
                            <XMTok mathstyle="display" meaning="sum" role="SUMOP" scriptpos="post1">∑</XMTok>
                            <XMTok font="italic" fontsize="70%" role="UNKNOWN">f</XMTok>
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                          <XMTok font="italic" fontsize="70%" role="UNKNOWN">g</XMTok>
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                        <XMTok font="italic" fontsize="70%" role="UNKNOWN">e</XMTok>
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                      <XMTok font="italic" fontsize="70%" role="UNKNOWN">d</XMTok>
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                    <XMTok font="italic" fontsize="70%" role="UNKNOWN">c</XMTok>
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                  <XMTok font="italic" fontsize="70%" role="UNKNOWN">b</XMTok>
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                <XMTok font="italic" fontsize="70%" role="UNKNOWN">a</XMTok>
              </XMApp>
              <XMTok font="italic" role="UNKNOWN">x</XMTok>
            </XMApp>
          </XMath>
        </Math>
      </equation>
      <equation xml:id="S0.Ex17">
        <Math mode="display" tex="{}_{a}^{b}{}_{c}{}_{d}^{e}\sum\nolimits_{f}^{g}{}_{i}{}_{j}^{k}x" text="(_ a ^ b _ c _ d ^ e (sum _ f) ^ g)@(_ i _ j ^ k x)" xml:id="S0.Ex17.m1">
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            <XMApp>
              <XMApp>
                <XMTok role="SUBSCRIPTOP" scriptpos="pre2"/>
                <XMApp>
                  <XMTok role="SUPERSCRIPTOP" scriptpos="pre2"/>
                  <XMApp>
                    <XMTok role="SUBSCRIPTOP" scriptpos="pre2"/>
                    <XMApp>
                      <XMTok role="SUBSCRIPTOP" scriptpos="pre1"/>
                      <XMApp>
                        <XMTok role="SUPERSCRIPTOP" scriptpos="pre1"/>
                        <XMApp>
                          <XMTok role="SUPERSCRIPTOP" scriptpos="post1"/>
                          <XMApp>
                            <XMTok role="SUBSCRIPTOP" scriptpos="post1"/>
                            <XMTok mathstyle="display" meaning="sum" role="SUMOP" scriptpos="post1">∑</XMTok>
                            <XMTok font="italic" fontsize="70%" role="UNKNOWN">f</XMTok>
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                          <XMTok font="italic" fontsize="70%" role="UNKNOWN">g</XMTok>
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                        <XMTok font="italic" fontsize="70%" role="UNKNOWN">e</XMTok>
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                      <XMTok font="italic" fontsize="70%" role="UNKNOWN">d</XMTok>
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                    <XMTok font="italic" fontsize="70%" role="UNKNOWN">c</XMTok>
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                  <XMTok font="italic" fontsize="70%" role="UNKNOWN">b</XMTok>
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                <XMTok font="italic" fontsize="70%" role="UNKNOWN">a</XMTok>
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              <XMApp>
                <XMTok role="SUBSCRIPTOP" scriptpos="pre2"/>
                <XMApp>
                  <XMTok role="SUBSCRIPTOP" scriptpos="pre1"/>
                  <XMApp>
                    <XMTok role="SUPERSCRIPTOP" scriptpos="pre1"/>
                    <XMTok font="italic" role="UNKNOWN">x</XMTok>
                    <XMTok font="italic" fontsize="70%" role="UNKNOWN">k</XMTok>
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                  <XMTok font="italic" fontsize="70%" role="UNKNOWN">j</XMTok>
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                <XMTok font="italic" fontsize="70%" role="UNKNOWN">i</XMTok>
              </XMApp>
            </XMApp>
          </XMath>
        </Math>
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    </para>
    <para xml:id="S0.SS0.SSS0.Px3.p2">
      <equation xml:id="S0.Ex18">
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              <XMTok font="italic" role="UNKNOWN">u</XMTok>
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                <XMTok role="SUBSCRIPTOP" scriptpos="post2"/>
                <XMTok mathstyle="display" meaning="sum" role="SUMOP" scriptpos="mid">∑</XMTok>
                <XMTok font="italic" fontsize="70%" role="UNKNOWN">e</XMTok>
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              <XMTok font="italic" role="UNKNOWN">v</XMTok>
              <XMTok font="italic" role="UNKNOWN">x</XMTok>
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          </XMath>
        </Math>
      </equation>
    </para>
  </paragraph>
</document>