     <b>LEGENDRE_ASSOCIATED_NORMALIZED:</b> normalized associated Legendre functions.
        </li>
        <li>
          <b>LEGENDRE_ASSOCIATED_VALUES</b> returns values of associated Legendre functions.
        </li>
        <li>
          <b>LEGENDRE_FUNCTION_Q</b> evaluates the Legendre Q functions.
        </li>
        <li>
          <b>LEGENDRE_FUNCTION_Q_VALUES</b> returns values of the Legendre Q function.
        </li>
        <li>
          <b>LEGENDRE_POLY</b> evaluates the Legendre polynomials