Sunday, May 08, 2011

Wallpaper groups. Portuguese tiles: c2mm


Lisbon, Metro, Restauradores



Small yellow circles mean rotations of order 2. Mirrors are represented by red lines and and glides by green ones. Yellow lines are the border of a fundamental region.
Publicada por em
Etiquetas: , , , , , , , ,

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)