Re: [math-fun] Tiling the Plane with 5-, 6- and 7-gons only

Actually, I hadn't noticed Michael's solution, which is periodic with all polygons convex, as well as having perpendicular reflection symmetries in each fundamental domain. I prefer his by large margin. --Dan _____________________________________________________________________ "It don't mean a thing if it ain't got that certain je ne sais quoi." --Peter Schickele