(3.8*π/12.3.4**π/4;3.4*π/4.3.8*π/12.3.4*π/4.3.8*π/12)
 
 
  data146/F421D
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 data146/F421D
(Click on image for high-quality PDF version) 
 
Geometry
 
 
-  The symmetry group of the tiling is *442 (p4m).
-  All the internal angles of the constituent polygons are a multiple of 15°.
-  Contains two equilateral triangles.
-  Contains one regular four-pointed star polygon with vertex angle of 45°.
-  Contains one regular 8-pointed star polygon with vertex angle of 15°.
-  The tiling satisfies the two-colour condition.
-  The tiling is edge-to-edge.
-  As drawn, contains about 205 polygons.
 
References
 
 
Publications referenced: 
 
 
-   of B A Wichmann. The World of Patterns, World Scientific,	2001.	ISBN 981024619.  [wich2]  {Only new patterns ascribed to this.}
-  Figure 15 of Joseph S. Myers. 2-uniform tilings ..., www.polyomino.org.uk,	2009.	 [myers2]  Available on Internet.
Collections of similar tilings
 
 
 
  Photo?  
   v54