Castera, Rabat, Fountain outside Muhammad V Mausoleum, page 122 -1

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 22.5°.
• Contains 7 regular two-pointed star polygons with vertex angle of 45°.
• Contains 6 regular 8-pointed star polygons with vertex angle of 90°.
• There are 12 non-regular reflective tiles and one reflective pair.
• The tiling satisfies the interlace condition and has one finite interlace and two infinite interlaces.
• The tiling is edge-to-edge.
• As drawn, contains about 811 polygons.

• Page 122 -1 (Rabat, Fountain outside Muhammad V Mausoleum, original colouring) of Jean-Marc Castéra. Arabesques: Decorative Art in Morocco, ACR Edition, Paris, 1999. ISBN 286770124. [castera] {Beautiful book.}

• Wade photo MOR 1232

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