Friday Mosque, Fatehpur Sikri

For an improved version of this pattern, see Masjid Jami, Fatepur Sikri.

• The symmetry group of the tiling is 2*22 (cmm).
• Contains one regular four-pointed star polygon with vertex angle of 51.42 (2π/7)°.
• Contains one regular 14-pointed star polygon with vertex angle of 77.14 (3π/7)°.
• There are four non-regular reflective tiles (including one kite) and one reflective pair.
• The tiling does not satisfy the two-colour condition.
• The tiling is edge-to-edge.
• As drawn, contains about 289 polygons.

1. Part 4 (Fatehpur Sikri, Friday Mosque, India. With ornament inside the stars) of E W Smith,. The Moghul Architecture of Fathpur-Sikri, Archaeological Survey of India, 1896. [smith2] (1571AD, 978AH)
2. Photo by David Wade: IND 0720/4 (Fatehpur Sikri, Friday Mosque, India) of David Wade. Website: patterninislamicart.com, UK, 2015. [wadei] {Website}(1571AD, 978AH)
3. Figure 34 of E Hanbury Hankin. The drawing of geometric patterns in Saracenic art, Calcutta : Govt. of India, Central Publication Branch, 1925. [hankin1] {Considers more tricky patterns in detail.} Available on Internet.

• Wade photo IND 0724
• Wade photo IND 0720
• Wade photo HAN 029

• Tilings not constructible by straightedge and compass

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