Wooden ceiling
data208/OK6
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Version with regular interlacing. For other presentation, see Wooden ceiling.
Geometry
- The symmetry group of the tiling is *442 (p4m).
- All the internal angles of the constituent polygons are a multiple of 9°.
- Contains one regular octagon.
- Contains one regular 8-pointed star polygon with vertex angle of 108°.
- There are 6 non-regular reflective tiles (including 2 kites).
- The tiling satisfies the interlace condition and has three finite interlaces and no infinite interlace with straight cross-overs.
- The tiling is edge-to-edge.
- As drawn, contains about 159 polygons.
References
Publications referenced:
- Page 131 (Sha'ban Madrasah, Cairo, Egypt. Painted ceiling) of Bernard O'Kane. The Mosques of Egypt, AUC, Cairo, 2016. ISBN 978977416732. [okane2] {}(1368-9AD, 769-70AH)
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