_faces.txt</a>, the face file;
        </li>
        <li>
          <a href = "../../data/polygonal_surface/tetra_t6.png">
          tetra_t6.png</a>,
          a <a href = "../../data/png/png.html">PNG</a> image of
          the shape as displayed by <b>POLYGONAL_SURFACE_DISPLAY</b>.
        </li>
      </ul>
    </p>

    <p>
      You can go up one level to <a href = "../m_src.html">
      the MATLAB source codes</a>.
    </p>

    <hr>

    <i>
      Last revised on 28 January 2010.
    </i>

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