An icosahedron

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

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Un poliedro allo specchio

Accostando a due specchi ortogonali un tetraedro le cui facce sono due triangoli equilate...

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A stella octangula

A model of stella octangula, made with tooth-picks. The two colours show the vertices of a...

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Tetrahedra

Six regular tetrahedra

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Interstizi

Interstizi, Matilde Grau Armengol, 2002. Opera inserita nel percorso espositivo di Arte Se...

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A cube

A cube in a square in Porto (Portugal). The vertical axis is the rotation axis of order 3 ...

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The small stellated dodeca...

This small stellated dodecahedron on the floor of S.Marco in Venice is attributed to Paolo...

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A virtual small stellated ...

One of the four regular stellated polyhedra, the small stellated dodecahedron, in the kale...

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Sections of a cube

If you cut a cube with planes perpendicular to a diagonal, you get sections that are equil...

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How many different dice th...

There are 30 possible dice (if we don't consider the usual convention of disposing in oppo...

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