Shah-i-Zinda complex, Mausoleum No 15, Samarkand

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 15°.
• Contains one regular 8-pointed star polygon with vertex angle of 120°.
• Contains one regular 12-pointed star polygon with vertex angle of 105°.
• There are four non-regular reflective tiles.
• The tiling satisfies the interlace condition and has two finite interlaces and no infinite interlace.
• The tiling is edge-to-edge.
• As drawn, contains about 289 polygons.

• Page 196, bottom (Iran, Sultaniyyah, Oljeitu's mausoleum, 1307-13) from [dury]
• Figure 110 (Turkestan, Khoja Ahmad Yassavi complex, entrance of mausoleum) from [hill]
• Figure 73 (Cairo, Madrasa-mausoleum of Amir Sunqur Sa'di (1315)) from [hill2]
• Plate 62 (Dated 1360, as title) from [hrbas]
• Vol3, Figure 99 (Mashhad - the Mosalla (open space for public prayer)) from [iran]
• Plate 64 (Afganistan, Gazurgah, Sanctuary of Abd Allah Ansari, 1428, cut glazed tile mosaic) from [seherr]
• Plate 74 (India, Agra, base of kiosk on roof of tomb of I'timad-ud-Daula) from [volwah]

• Wade photo IND 0331

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