polýedros
πολύεδρος polyhedron polyèdre polyeder 多面體 многогранник المجسم كثير السطوح poliedro
Wednesday, May 18, 2011
Wallpaper groups. Portuguese pavements: p2mm
Londrina, Calçadão
«
desenhos
» are all drawn by Jorge Rezende
p2mm
Small yellow circles mean rotations of order 2. Mirrors are represented by red lines.
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