Tlemcen, Great Mosque
data9/H327
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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 15°.
- Contains one regular 6-pointed star polygon with vertex angle of 60°.
- Contains one regular 8-pointed star polygon with vertex angle of 90°.
- There are three non-regular reflective tiles (including one kite).
- The tiling satisfies the interlace condition and has two finite interlaces and no infinite interlace with straight cross-overs.
- The tiling is edge-to-edge.
- As drawn, contains about 133 polygons.
References
Publications referenced:
- Plate 327 (Original is interlaced without colour, Algeria: Tlemcen, Great Mosque, window decoration) of Claud Humbert. Islamic Ornamental Design, Faber and Faber, 1980. ISBN 057111587. [humbert] {Useful, contains several tilings.}(12th century AD)
- Page 151 (From manuscript) of Gülru Necipoğlu. The Topkapı scroll : geometry and ornament in Islamic architecture, The Getty Center for the History of Art and the Humanities, 1995. ISBN 089236335. [necipoglu] {Beautiful publication.}(1206AD, 602AH)
- Fig A.1 of Brian Wichmann and David Wade. Islamic Design: a Mathematical Approach, Springer, 2017. ISBN 978-3-319-69. [ww] {}
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