polýedros
πολύεδρος polyhedron polyèdre polyeder 多面體 многогранник المجسم كثير السطوح poliedro
Friday, March 18, 2011
Wallpaper groups: pg, p2mm and p2mg
Small circles mean rotations and numbers their order. Mirrors are represented by thick lines and and glides by broken ones.
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Small circles mean rotations and numbers their order. Mirrors are represented by thick lines and and glides by broken ones.
No comments:
Post a Comment