Galvagni Figures for Polymings
A polyming, or pseudo-polyiamond,
is a figure formed of equilateral triangular cells
joined edge to edge or vertex to vertex at 60° or 120° angles.
A Galvagni figure is a minimal figure
that can be tiled with a polyform in two or more ways.
Magic for November 2004 shows Galvagni figures for many kinds of
A rounded polyiamond is a polyming with rounded corners
and little bridges at the vertex-connections to hold the tile together.
See Abaroth's page Rounded Polyiamond Puzzles.
There are three dimings (including the ordinary diamond),
all with Galvagni figures:
There are 11 trimings, 9 with Galvagni figures:
There are 75 tetramings, 69 with Galvagni figures:
Last revised 2014-12-06.
Back to Galvagni Compatibility
Col. George Sicherman