       <b>SQRT_VALUES</b> returns some values of the square root function.
        </li>
        <li>
          <b>STIRLING1_VALUES</b> returns some values of the Stirling numbers, kind 1.
        </li>
        <li>
          <b>STIRLING2_VALUES</b> returns some values of the Stirling numbers, kind 2.
        </li>
        <li>
          <b>STROMGEN_VALUES</b> returns some values of the Stromgen function.
        </li>
        <li>
          <b>STRUVE_H0_VALUES</b> returns some values of the Struve H0 funct