Dye, Figure B 6a
data22/B06A
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Geometry
- The symmetry group of the tiling is *442 (p4m).
- All the internal angles of the constituent polygons are a multiple of 45°.
- Contains two squares.
- Contains one regular four-pointed star polygon with vertex angle of 90° - composed of kites.
- There are two non-regular reflective tiles (including one kite).
- The tiling does not satisfy the two-colour condition.
- The tiling is edge-to-edge.
- As drawn, contains about 91 polygons.
References
Publications referenced:
- Figure B 6a (Octagon, concentered squares, and cloud-board, Hsinchang, Szechwan, 1850 AD) of Daniel Sheets Dye. Chinese Lattice Designs, Dover, 1937. ISBN 048623096. [dye] {Important book topic.}
Photo?
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