Shah Rukn-i 'Alam in Multan

• The symmetry group of the tiling is 2222 (p2).
• All the internal angles of the constituent polygons are a multiple of 45°.
• There is one non-regular reflective tile.
• The tiling does not satisfy the two-colour condition.
• The tiling is edge-to-edge.
• As drawn, contains about 32 polygons.

1. Page 120, Figure 169 (Ornamentation on the mausoleum of Shah Rukn-i 'Alam, Multan, Pakistan. colour from original) of Dominique Clévenot. Ornament and decoration in Islamic architecture, Thames & Hudson, Pressmark 604.AB.0178, 2000. ISBN 050051032. [clevenot] {Photographs by Gérard Degeorge}(1320-4AD, 719-24AH)

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