Persian, early 15th century
data167/F25P12B
(Click on image for high-quality PDF version)
Geometry
- The symmetry group of the tiling is 22* (pmg).
- All the internal angles of the constituent polygons are a multiple of 45°.
- There is one non-regular reflective tile.
- The tiling satisfies the two-colour condition.
- The tiling is not edge-to-edge.
- As drawn, contains about 39 polygons.
References
Publications referenced:
- Page 224, Figure 25.12b (No location, Persian, Iran) of Peter S Stevens. Handbook of regular patterns: an introduction to symmetry in two..., MIT Press, 1984. ISBN 026269088. [stevens] {Illustrations in black and white}(1400-50AD, 802-54AH)
Photo?
v48