Roundel, Friday mosque, Isfahan
data198/BR13
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Geometry
- The symmetry group of the tiling is *5• (d5).
- All the internal angles of the constituent polygons are a multiple of 36°.
- Contains four regular pentagons.
- Contains four regular 10-pointed star polygons with vertex angle of 108°.
- There are two non-regular reflective tiles.
- The tiling is edge-to-edge.
- As drawn, contains about 106 polygons.
References
Publications referenced:
- Page 152, Fig 5.77 (Friday mosque, Isfahan, Iran. Roundel) of Eric Broug. Islamic Geometric Design, Thames and Hudson, 2013. ISBN 978050051695. [broug2] {Many excellent photos}(1310AD, 709AH)
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