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La forma degli acini d`uva e delle gocce di rugiada può illustrare la proprietà isoperimet...
The rhombic triacontahedron can be coloured with five colours so that, around the vertices...
We can divide the 20 vertices of a dodecahedron in 5 groups of 4 vertices, so that the poi...
An anamorphosis in a hemispherical mirror. Exhibit realised by Gianni and Maria Miglietta ...
The five regular polyhedra.Image appeared in the double number 4-5 of the magazine XlaTang...
All the polyhedra in the photo are uniform: this means that around every vertex there are ...
Here we see the net of a dodecahedron folding up and, in the background, the net of a 120-...
This drawing, attributed to Leonardo da Vinci and taken from the plates of Luca Pacioli's ...
A polyhedron that has the same combinatorial structure of a icosahedron, though the faces ...
Dodecahedron and icosahedron are dual polyhedra: in this position the edges of the dodecah...
