  </li>
        <li>
          <a href = "cvt_test14.m">cvt_test14.m</a>
          works in 1D (where we know the exact answer) and shows that
          it can take a long time for the computation to get close
          to the exact answer.
        </li>
        <li>
          <a href = "cvt_circle.txt">cvt_circle.txt</a>,
          a set of 100 CVT points in a circle, generated using
          the built in <b>USER</b> routine.
        </li>
        <li>
          <a href = "cvt_circle.png">cvt_circle.png</