Sircali madrasah, Konya

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 22.5°.
• Contains three squares.
• Contains one regular 8-pointed star polygon with vertex angle of 90°.
• There are 8 non-regular reflective tiles (including one kite).
• The tiling satisfies the interlace condition and has three finite interlaces and no infinite interlace with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 371 polygons.

1. Page 275, Fig 152 (Sircali Madrasah, Konya, Turkey. Iwan) of Jay Bonner. Islamic Geometric Patterns, Springer, 2016. ISBN 978144190216. [bonner] {Largest Islamic tile collection in print}(1242AD, 639AH)

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