Tomb of Moulay Ishmael, Meknes

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 22.5°.
• Contains two regular two-pointed star polygons with vertex angle of 45°.
• Contains two regular 8-pointed star polygons with vertex angle of 45°.
• Contains one regular 16-pointed star polygon with vertex angle of 45°.
• There are 12 non-regular reflective tiles (including one kite and one dart) and two reflective pairs.
• The tiling satisfies the interlace condition and has four finite interlaces and one infinite interlace with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 727 polygons.

1. Photo by David Wade: MOR 2432x (Tomb of Moulay Ishmael, Meknes, Morocco) of David Wade. Website: patterninislamicart.com, UK, 2015. [wadei] {Website}

• Wade photo MOR 2432x

v54