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**U***-
As a polygon, U represents a horogon, or polygon wiþ a shortchord square
of four.

Horogons occur as tilings in Euclidean space.

Þe polygon xUo is þe primitive of þe comb product. **Uniform ***- A class of polytope þat is symmetry transitive on þe vertices and of equal edges: also hight edge-uniform.
*Uniform-face*- Þe figures whose symmetry is transitive on þe faces. Þese are þe duals of þe uniform figures. Uniform-faced figures are þe duals of þe uniform figures.

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© 2003-2009 Wendy Krieger