<?xml version='1.0' ?>
<m:oMathPara>
  <m:oMathParaPr>
    <m:jc m:val="center" />
  </m:oMathParaPr>
  <m:oMath>
    <m:limLow>
      <m:e>
        <m:r>
          <m:rPr>
            <m:sty m:val="p" />
          </m:rPr>
          <m:t>B</m:t>
        </m:r>
      </m:e>
      <m:lim>
        <m:r>
          <m:rPr>
            <m:sty m:val="p" />
          </m:rPr>
          <m:t>long under script</m:t>
        </m:r>
      </m:lim>
    </m:limLow>
    <m:r>
      <m:rPr />
      <m:t>=</m:t>
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    <m:limLow>
      <m:e>
        <m:r>
          <m:rPr>
            <m:sty m:val="p" />
          </m:rPr>
          <m:t>B</m:t>
        </m:r>
      </m:e>
      <m:lim>
        <m:r>
          <m:rPr>
            <m:sty m:val="p" />
          </m:rPr>
          <m:t>long under script</m:t>
        </m:r>
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</m:oMathPara>