h to call <i>all</i> of the functions, then you
      simply use the generic interface, which requires you to specify
      the problem number as an extra input argument:
      <ul>
        <li>
          <b>P00_FUN</b> evaluates the integrand for any problem.
        </li>
        <li>
          <b>P00_EXACT</b> returns the exact integral for any problem.
        </li>
        <li>
          <b>P00_TITLE</b> returns a title for any problem.
        </li>
      </ul>
    </p>

    <h3 align = "center">
    