I made both of these using Stella 4d: Polyhedron Navigator, which you can try for yourself, free, at http://www.software3d.com/Stella.php.
Fifty Faces Each in Two Polyhedra
RobertLovesPi.net
Polyhedra, tessellations, and more.
I made both of these using Stella 4d: Polyhedron Navigator, which you can try for yourself, free, at http://www.software3d.com/Stella.php.
RobertLovesPi.net 