functions in plato.i -

             plato.i  
 
     Contains routines to generate points related to Platonic  
     solids and other pleasing or simple 3D geometrical objects.  
     pt_tet       All these return points of the solid imbedded in   
     pt_cube      a pleasing way inside the cube with corners +-1.   
     pt_oct       With a non-zero parameter, the points are instead  
     pt_dodec     normalized to unit length.  
     pt_ico  
     bucky        return points or faces of geodesic dome-like  
                  solids and their solid angles