A Galvagni figure is a figure that can be tiled by a polyform in more than one way—a kind of self-compatibility figure.
The solutions shown are not necessarily unique. The gray hexacube has no known solution. If you find one, please write.
See also Galvagni Figures for Pentacubes and Galvagni Figures for Heptacubes.
Last revised 2014-09-30.