Galvagni Figures & Reid Figures for Octiamonds
An octiamond is a figure made of eight equilateral triangles joined
edge to edge.
A Galvagni figure is a figure that can be tiled by a polyform
in more than one way—a kind of self-compatibility figure.
A Reid figure is a Galvagni figure without holes.
Most of the octiamond Galvagni and Reid figures were found by
Dr. Michael Reid
of the University of Central Florida.
Here are the known minimal Galvagni figures for octiamonds:
Here are the minimal known Reid figures:
Last revised 2015-10-17.
Back to Galvagni Compatibility
Col. George Sicherman