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Section of a seashell of Nautilus, a mollusc that had been considered extinct until 1829, ...
Gli spigoli del quadrato sono colorati con due colori, in modo tale che spigoli dello stes...
In the background of some copies of the number 0 of the magazine XlaTangente, you can see ...
One of the 11 plane nets of the cube is folding up in the three-dimensional space to form ...
One of the 11 plane nets of the cube is folding up in the three-dimensional space to form ...
Decoration of threads variously lighted at the exhibition “Colours and smells of the woo...
There are 30 ways to colour a cube, so that each face has a different colour. You can see ...
In this net of the cube, edges that will be identified when the cube folds up are put in e...
The five regular polyhedra.Image appeared in the double number 4-5 of the magazine XlaTang...
A three-dimensional projection of a hypercube. It is useful to compare this image with the...
