Portal of Masjid-i Jami

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 11.25°.
• Contains one regular octagon.
• Contains one regular 8-pointed star polygon with vertex angle of 112.5°.
• There are four non-regular reflective tiles (including one kite).
• The tiling satisfies the interlace condition and has no finite interlace and one infinite interlace with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 135 polygons.

1. Plate 92 (Masjid-i Jami, Ashtarjan, near Isfahan, Iran. Entrance portal) of Donald Newton Wilber. The architecture of Islamic Iran; the Il Khānid period, Princeton University Press, 1955. [wilber] {208p}(1315-6AD, 714-5AH)

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