Samarkand, Shah-i-Zinda

• The symmetry group of the tiling is *2222 (pmm).
• All the internal angles of the constituent polygons are a multiple of 22.5°.
• Contains one regular 8-pointed star polygon with vertex angle of 90°.
• There are four non-regular reflective tiles.
• The tiling satisfies the interlace condition and has two finite interlaces and one infinite interlace with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 172 polygons.

1. Photo by Fernando Peres Rodrigues (Shah-i-Zinda, Samarkand, Central Asia) of Not specific. Personal Communication, Information sent to the author, 21c. [pc]

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