polygonal_surface_display_test, an Octave code which calls polygonal_surface_display(), which gets the names of the node and face files defining a polygonal surface, reads the information from the files, and displays the surface on the screen.
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polygonal_surface_display, an Octave code which displays a surface in 3D described as a set of polygons.
SPHERE_Q4 is a sphere, tiled with an 8 by 8 array of logically rectangular patches.
SPHERE_T3 is a sphere, tiled with an 8 by 8 array of logically triangular patches.
TETRA_T6 is a tetrahedron, tiled with 6-node triangles.