The net of a cube

One of the 11 plane nets of the cube is folding up in the three-dimensional space to form ...

go to description

add to album

The net of a dodecahedron

Here we see a plane net of the dodecahedron folding up in the three-dimensional space to f...

go to description

add to album

A (4,6,6)

This drawing, attributed to Leonardo da Vinci and taken from the plates of Luca Pacioli's ...

go to description

add to album

Cube and octahedron

Cubes and octahedra are dual polyhedra. The centres of the faces of an octahedron are vert...

go to description

add to album

Dodecahedron and icosahedron

Dodecahedron and icosahedron are dual polyhedra: the centres of the faces of a icosahedron...

go to description

add to album

A (4,6,6)

This drawing, attributed to Leonardo da Vinci and taken from the plates of Luca Pacioli's ...

go to description

add to album

Una facciata non piana

Il Palazzo dell'Orologio, in piazza dei Cavalieri, a Pisa, con la sua facciata non piana, ...

go to description

add to album

Cubi

A Stresa, all'ingresso di una villa, due cubi in posizione "anomala". Si può vederne un'a...

go to description

add to album

A baloon

Two baloons: the structure of the one in the foreground recalls the subdivision of the sph...

go to description

add to album

A regular tetrahedron

A regular tetrahedron, made of 4 triangles. You can see a net. How many triangles do we ne...

go to description

add to album