over the unit hypercube [0,1]^M, for arbitrary
      spatial dimension M.  They include:
      <ol>
        <li>
          Oscillatory;
        </li>
        <li>
          Product Peak;
        </li>
        <li>
          Corner Peak;
        </li>
        <li>
          Gaussian;
        </li>
        <li>
          Continuous;
        </li>
        <li>
          Discontinuous;
        </li>
      </ol>
    </p>

    <p>
      For each function, methods are provided to evaluate:
      <ul>
        <li>
