Minbar from Mosque of al-Mu'ayyad, Cairo
data172/EGY1221
(Click on image for high-quality PDF version)
Geometry
- The symmetry group of the tiling is *442 (p4m).
- All the internal angles of the constituent polygons are a multiple of 3.75°.
- Contains one regular 8-pointed star polygon with vertex angle of 52.5°.
- Contains one regular 12-pointed star polygon with vertex angle of 52.5°.
- There are 6 non-regular reflective tiles (including one kite) and one reflective pair.
- 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 439 polygons.
References
Publications referenced:
- Photo by David Wade: EGY 1221 (al-Mu'ayyad, Cairo, Egypt. Minbar) of David Wade. Website: patterninislamicart.com, UK, 2015. [wadei] {Website}(1420AD, 823AH)
- Figure 84 of Derek Hill and Lucien Golvin. Islamic architecture in North Africa : a photographic survey, Faber and Faber, 1976. ISBN 057110460. [hill2] {167pp}
- Plate 74 (inexact heptagon) of Titus Burckhardt. Moorish Culture in Spain, London, George Allen and Unwin, 1972. ISBN 004946008. [burckhardt] {}
Photographs
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