rec-divergence2

W3C sample WIRIS
V V 0 S a V
<math xmlns="http://www.w3.org/1998/Math/MathML">
  <apply>
    <limit/>
    <bvar>
      <ci>V</ci>
    </bvar>
    <condition>
      <apply>
        <tendsto/>
        <ci>V</ci>
        <cn>0</cn>
      </apply>
    </condition>
    <apply>
      <divide/>
      <apply>
        <int encoding="text" definitionURL="SurfaceIntegrals.htm"/>
        <bvar>
          <ci>S</ci>
        </bvar>
        <ci>a</ci>
      </apply>
      <ci>V</ci>
    </apply>
  </apply>
</math>

Author: MathML 2 Recomendation