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Dye, Figure B 4b

Oblong Octagon-Lozenge, Hankow, Hupeh, 1850 AD

This pattern is a member of an interesting class of mathematical patterns. PP Class 89, [p4m,d4,d1], IH Class 70.

Statistics on this tiling:

Tiling has symmetry p4m.
Tiling has 3 polygons (with 14 edges) of which 1 are specified as copies of others.
Edges are completely connected.
Tiling is edge-to-edge.
Tiling satisfies the two-polygon condition.
Internal angles a multiple of 45°.
Contains one non-regular polygon which has reflective symmetry.
Contains: one square.
Tiling contains 82 polygons.