ALUES</b> returns some values of the sine power integral.
        </li>
        <li>
          <b>SPHERICAL_HARMONIC</b> evaluates spherical harmonic functions.
        </li>
        <li>
          <b>SPHERICAL_HARMONIC_VALUES</b> returns values of spherical harmonic functions.
        </li>
        <li>
          <b>STIRLING1</b> computes the Stirling numbers of the first kind.
        </li>
        <li>
          <b>STIRLING2</b> computes the Stirling numbers of the second kind.
        </li>
        <li>