Turkish and Islamic museum

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 45°.
• Contains five squares.
• Contains one regular 8-pointed star polygon with vertex angle of 45°.
• There is one non-regular reflective tile.
• The tiling satisfies the two-colour condition.
• The tiling is edge-to-edge.
• As drawn, contains about 275 polygons.

1. Dick Osseman's web site photo (Turkish and Islamic museum, Istanbul, Turkey. Carpet) of Not specific. Personal Communication, Information sent to the author, 21c. [pc]

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