A tridimensional group
If we put a finger between three mutually perpendicular mirrors, we will see eight virtual fingers, which don't lay on the same plane.
Exhibit of matemilano.
© Sabrina Provenzi
foto di Sabrina Provenzi
The image belongs to the sections...:
Quaternion group (Symmetry)
Objects (From the exhibitions of matematita)
Symmetry (From the exhibitions of matematita)
Further information:
http://matemilano.mat.unimi.it/
