Jali screen, Agra Fort
 
 
  data216/AS4
(Click on image for high-quality PDF version)
 
 
 
 data216/AS4
(Click on image for high-quality PDF version) 
 
 
Without support in 8-pointed star.
 
Geometry
 
 
-  The symmetry group of the tiling is *442 (p4m).
-  All the internal angles of the constituent polygons are a multiple of 45°.
-  Contains two squares.
-  Contains one regular 8-pointed star polygon with vertex angle of 45°.
-  There are three non-regular reflective tiles (including one kite).
-  The tiling does not satisfy the two-colour condition.
-  The tiling is edge-to-edge.
-  As drawn, contains about 587 polygons.
 
References
 
 
Publications referenced: 
 
 
-  Photo from Aslam Qureshi (Jali screen, Agra Fort, India)  of Not specific. Personal Communication, Information sent to the author,	21c.	 [pc] (1565-73AD, 972-80AH)
   v54