Khairul Manazil

• The symmetry group of the tiling is 2*∞ (pmg).
• All the internal angles of the constituent polygons are a multiple of 45°.
• 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 no finite interlace and one infinite interlace with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 245 polygons.

1. Photo from Vishakha Mehandru (Khairul Manazil, India, Frieze round arch) of Not specific. Personal Communication, Information sent to the author, 21c. [pc] (1564AD, 971AH)

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