Le pedine sulla scacchiera di Tria (o Tavola a mulino) possono evocare il concetto di punt...
A detail of the construction of a guitare, made by Angelo Vailati; the photo puts in evide...
The photo puts in evidence a dihedral symmetry of type D1 in this guitare, made by Angelo ...
A detail of a guitare, made by Angelo Vailati; the photo puts in evidence a dihedral symme...
A detail of a guitare, made by Angelo Vailati; the photo puts in evidence a dihedral symme...
The photo puts in evidence a dihedral symmetry of type D1 in this guitare, made by Angelo ...
An unusual die with 8 faces. It has the shape of a regular octahedron.
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