Minaret, Mausoleum of Qaytbay

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 22.5°.
• Contains one regular octagon.
• Contains one regular 8-pointed star polygon with vertex angle of 90°.
• There are two non-regular reflective tiles.
• The tiling satisfies the interlace condition and has one finite interlace and no infinite interlace with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 179 polygons.

1. Page 258, Fig. 127d (Mausoleum of Sayyidah Nafisah, Cairo, Egypt) from [bonner] (1138-46AD, 532-40AH)
2. Archnet, Caroline Williams (Baybars al-Gashankir, Cairo, Egypt) from [pc] (1307-10AD, 706-9AH)
3. Photo by David Wade: EGY 1307 (Qaytbay, Cairo, Egypt) from [wadei] (1474AD, 878AH)
4. Page 190 (Qaytbay, Cairo, Egypt. Pattern on cylindrical surface of tower, minaret) from [hattstein]
5. Table 35 (Sultan Han, Turkey) from [erdmann]

• Wade photo EGY 1307

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