Alhambra, Oratorio del Partal

Incised stucco on the jambs of the north and south window arches in the Partal Oratory. The originals are rather clumsily drawn and contain a number of errors.

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 45°.
• Contains one square.
• Contains two regular 8-pointed star polygons with vertex angle of 90°.
• There are four non-regular reflective tiles (including one kite).
• The tiling satisfies the interlace condition and has one finite interlace and no infinite interlace with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 105 polygons.

1. Plate 70a (Casa de Girones, Granada, Spain) of Basilio Pavón Maldonado. El arte hispanomusulman en su decoración geométrica, Madrid : Ministerio de Asuntos Exteriores, Instituto Hispano-Arabe de Cultura, 1975. ISBN 846006881. [pavon] {461p, 140 plates}(13th century AD)
2. Wade photo: TUR 0902 2nd from left (Hudavent tomb, Nigde, Turkey) of David Wade. Website: patterninislamicart.com, UK, 2015. [wadei] {Website}(1312AD, 711AH)
3. Photo from Nick Crossling (Alhambra, Oratorio del Partal, Spain) of Not specific. Personal Communication, Information sent to the author, 21c. [pc]

• Wade photo TUR 0902

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