Keywords: Penrose7.gif Penrose tiles in a star non-Penrose pattern note this tiling shows the five fold symmetry of the two fat and thin Penrose tiles but it is not a legal Penrose tiling pattern A legal Penrose pattern follows edge rules These rules when followed result in a pattern that is quasi-periodic math Released as PD on en wiki see http //en wikipedia org/wiki/Image Penrose7 gif en English Wikipedia Tomruen PD-shape Penrose tilings 5-fold rotational symmetry Geometry images with dihedral symmetry 05 |