# Galvagni Figures for Polyhings

## Introduction

A *polyhing* is a figure made of equal regular hexagons
joined edge to edge or vertex to vertex in parallel.
A *Galvagni Figure* is a polyform that can be tiled by a given
polyform in more than one way—a kind of self-compatibility figure.
Here are minimal known Galvagni Figures for polyhings of orders 1 through 4.
If you find a smaller solution, please write.

### Impossible

### Variants with Mirror Symmetry

### Impossible

Last revised 2014-12-07.

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Col. George Sicherman
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