            verts[0][0],  verts[0][1],  verts[0][2], 
                           verts[1][0],  verts[1][1],  verts[1][2], 
                           verts[2][0],  verts[2][1],  verts[2][2]   );

                  /.
                  Display the normal vector of the current plate:
                  ./
                  <a href="dskn02_c.html">dskn02_c</a> ( handle, &amp;dladsc, plix, normal );

                  printf( &quot;    Normal:   ( %16.8e %16.8e %16.8e )\n&quot;,
                          normal[