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One of the five regular polyhedra, the tetrahedron, reconstructed in the corresponding kal...
A bicoloured stella octangula in the kaleidoscope of the tetrahedron: the symmetry group o...
Giochi di prospettiva ai piedi del grattacielo Pirelli, a Milano.Si può confrontare con u...
In the quarter La Défense in Paris the great variety of shapes in the skyscrapers provide...
Perspective tricks with the skyscrapers at the Prudential Center in Boston
This cubic box can be opened in a unusual way and shows a polygon that can be a section of...
The stereographic projection from the sphere to the plane is obtained by imagining a light...
Interstizi, Matilde Grau Armengol, 2002. Opera inserita nel percorso espositivo di Arte Se...
On the Afsluitdijk dam in the Netherlands. This picture has been used in the posters at th...
From left to right: the great stellated dodecahedron (the faces are 5-pointed stars, 3 aro...
3D geometry