Example ex4-142

Prev: ex4-141

Next: ex4-143

x a b x

<math>
<apply>
  <int/>
  <bvar>
    <ci> x </ci>
  </bvar>
  <interval>
    <ci> a </ci>
    <ci> b </ci>
  </interval>
  <apply><cos/>
    <ci> x </ci>
  </apply>
</apply>
</math>