, 
          estimates the order of an orthogonal series for a given accuracy.
        </li>
        <li>
          <a href = "normal_01_cdf_inv.m">normal_01_cdf_inv.m</a>, 
          inverts the Normal 01 CDF.
        </li>
        <li>
          <a href = "p00_box_gl05.m">p00_box_gl05.m</a>, 
          uses Gauss-Legendre quadrature in an N-dimensional box. 
        </li>
        <li>
          <a href = "p00_box_mc.m">p00_box_mc.m</a>, 
          integrates over an multi-dimensional box using Monte Carlo