
<!DOCTYPE math
  PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<math xmlns="http://www.w3.org/1998/Math/MathML">
<mrow>
  <mi> sin </mi>
  <mo> &amp;ApplyFunction; </mo>
  <mi> x </mi>
</mrow>
</math>