Decagonal pattern

Related to French Embassy, Cairo by adding the diamonds.

• The symmetry group of the tiling is 2*22 (cmm).
• All the internal angles of the constituent polygons are a multiple of 36°.
• Contains four regular pentagons.
• Contains one regular 10-pointed star polygon with vertex angle of 108°.
• There are three non-regular reflective tiles (including one kite).
• The tiling satisfies the interlace condition and has no finite interlace and two infinite interlaces with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 501 polygons.

1. Page 63 of Tony Lee's notebook (No source known) of Not specific. Personal Communication, Information sent to the author, 21c. [pc]

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