7 Nov
2018
7 Nov
'18
5:17 p.m.
On Wed, Nov 7, 2018 at 5:10 PM Allan Wechsler <acwacw@gmail.com> wrote:
Wait, I don't have an answer for the octohedron, and suspect it can't be done.
I think you're right, since you can color both the octahedron and the triangular tiling with two colors such that any move also changes the color of the tangent faces. -- Mike Stay - metaweta@gmail.com http://math.ucr.edu/~mike https://reperiendi.wordpress.com