Itimad-ud-Daula's Tomb

• The symmetry group of the tiling is 442 (p4).
• All the internal angles of the constituent polygons are a multiple of 45°.
• Contains two squares.
• There are three non-regular reflective tiles.
• The tiling does not satisfy the two-colour condition.
• The tiling is edge-to-edge.
• As drawn, contains about 414 polygons.

1. Page 82, Fig 3.51 (Itimad-ud-Daula's Tomb, Agra, India) of Eric Broug. Islamic Geometric Design, Thames and Hudson, 2013. ISBN 978050051695. [broug2] {Many excellent photos}(1622-8AD, 1031-7AH)

• Two-level patterns

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