Gunbad-i Alaviyyan, Hamadan
data186/H3
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Geometry
- The symmetry group of the tiling is *632 (p6m).
- All the internal angles of the constituent polygons are a multiple of 20°.
- Contains one regular three-pointed star polygon with vertex angle of 100°.
- Contains one regular enneagon.
- Contains one regular 6-pointed star polygon with vertex angle of 40°.
- There is one non-regular reflective tile.
- 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 165 polygons.
References
Publications referenced:
- Figure 180 (Gunbad-i Alaviyyan, Hamadan, Iran) of Derek Hill. Islamic architecture and its decoration, A.D. 800-1500..., Faber and Faber, Pressmark 35.C.183, 1964. ISBN 050051032. [hill] {With an introductory text by Oleg Grabar}
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Photo?
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