rec-cs1

A basic of example of cs

W3C sample WIRIS
[N/A] set A B
<math xmlns="http://www.w3.org/1998/Math/MathML">
  <apply>
    <csymbol cd="set1">set</csymbol>
    <cs>A</cs>
    <cs>B</cs>
    <cs/>
  </apply>
</math>

Author: MathML 3.0