19 Apr
2006
19 Apr
'06
2:38 p.m.
On 4/19/06, dasimov@earthlink.net <dasimov@earthlink.net> wrote:
A RELATED PROBLEM that some people could've predicted I'd ask is:
In what ways can the square torus be decomposed into n congruent pieces for any positive n (other than the obvious n parallel annuli decomposition [whose slopes, btw, can be any fixed rational number]) ?
--Dan
Well, hexagonal and triangular tilings as well, obviously: including the famous dissection into 7 hexagons, each adjacent at an edge to all the others. Fred Lunnon