Three grids of spherical triangles
The three possible ways of dividing a sphere in equal spherical triangles so that every triangle is the reflection of its adjacent.
Exhibit of Simmetria, giochi di specchi - Symmetry, playing with mirrors.
© Sabrina Provenzi
foto di Sabrina Provenzi
The image belongs to the sections...:
Spherical geometry (Other geometries)
The spheres (From the exhibitions of matematita)