A grid of spherical triangles

A subdivision of the sphere into 120 spherical triangles with angles 36°, 60°, 90°. Exh...

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A grid of spherical triangles

A subdivision of the sphere into 24 spherical triangles with angles 60°, 60°, 90°. Exhi...

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A grid of spherical triangles

A subdivision of the sphere into 48 spherical triangles with angles 45°, 60°, 90°. Exhi...

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Symmetry in Milan

Permanent show-room for Simmetria, giochi di specchi - Symmetry, playing with mirrors in M...

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A tessellation of pentagons

A tessellation in equal pentagons. It is the dual tessellation of the uniform tessellation...

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A drawing that is in the C...

A drawing that imitates a pattern, that is in the courtyard of the Castello Sforzesco, in ...

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A pattern 4*2 in Alhambra

A pattern at the Alhambra (Granada, Spain) with symmetry of type 4*2.

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A decorated plate

This detail of a decorated plate (an example of Islamic art in Iran) has a drawing that gi...

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Dome of a mosque

The dome of the mosque Sheikh Lotfollah in Ispahan (Iran).

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A C4 glass rosette

A rosette with cyclic symmetry (C4) painted on glass and handcrafted by some students at t...

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