Qur'an, Mamluk

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 45°.
• Contains one regular octagon.
• Contains one regular 8-pointed star polygon with vertex angle of 90°.
• There are three 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 196 polygons.

1. Page 47 (Qur'an, Mamluk) from [james] (1350-1450AD, 750-854AH)
2. Photo from Ayman Soliman (Faraj ibn Barquq Mosque, Cairo, Egypt) from [pc] (1398-1411AD, 800-13AH)
3. IRS 0606 (Friday mosque, Isfahan, Iran) from [wadei]
4. Page 177 (The Amini house, Isfahan, Iran) from [shafai]

• Tilings from copies of a Koran

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