factorial3

sin(xy)2b

W3C sample	WIRIS
	$x y 2 b$

<math xmlns="http://www.w3.org/1998/Math/MathML">
  <apply>
    <times/>
    <apply>
      <sin/>
      <apply>
        <times/>
        <ci>x</ci>
        <ci>y</ci>
      </apply>
    </apply>
    <apply>
      <times/>
      <cn>2</cn>
      <ci>b</ci>
    </apply>
  </apply>
</math>

Author: Design Science, Inc. (E. Cannon, E. Tabacman, R.Miner)