Sar-e Qabr-e Aqa, Tehran

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 7.5°.
• Contains one square.
• Contains one regular four-pointed star polygon with vertex angle of 60°.
• There are two non-regular reflective tiles.
• The tiling satisfies the two-colour condition.
• The tiling is edge-to-edge.
• As drawn, contains about 123 polygons.

1. Page 114 (Sar-e Qabr-e Aqa, Tehran, Iran) of Javad Shafai. On decoration in Persian architecture and wood carving, Tehran, 1977. [shafai] {In Persian}

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