Mosque of al-Mu'ayyad, Cairo
data203/P120
(Click on image for high-quality PDF version)
Geometry
- The symmetry group of the tiling is *632 (p6m).
- All the internal angles of the constituent polygons are a multiple of 5°.
- Contains one regular 9-pointed star polygon with vertex angle of 30°.
- Contains one regular 12-pointed star polygon with vertex angle of 60°.
- There are five non-regular reflective tiles (including one kite).
- The tiling satisfies the interlace condition and has no finite interlace and one infinite interlace with straight cross-overs.
- The tiling is edge-to-edge.
- As drawn, contains about 393 polygons.
References
Publications referenced:
- Photo by David Wade: EGY 1216 (al-Mu'ayyad, Cairo, Egypt) of David Wade. Website: patterninislamicart.com, UK, 2015. [wadei] {Website}(1420AD, 823AH)
- Fig 14.6b, Fig 14.8 photo of Brian Wichmann and David Wade. Islamic Design: a Mathematical Approach, Springer, 2017. ISBN 978-3-319-69. [ww] {}
Photographs
Collections of similar tilings
v47