Images for Mathematics

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The seven friezes in paper

The seven friezes are illustrated with simple models realized by folding and cutting a pie...

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How many?

The picture shows what happens when you put just one ball in a kaleidoscope, which corresp...

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Friezes on the beach

The footprints we make by walking on a beach are the most natural example of a frieze of t...

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Seven ways of walking to g...

The footprints that we make when walking represent a frieze of type ∞×. You can try ...

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Here there isn't a kaleido...

a tartoise between two incident mirrors that form an angle of 72: we don't have a kaleidos...

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A paving 3*3

In viale Monza, in Milan, a pavement provides an example of pattern 3*3. This pattern can ...

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How many balls?

The picture shows what happens when you put just one ball in a kaleidoscope, which corresp...

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A grid of spherical triangles

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

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Rotation axes of the cube

Two mirrors angled in a particular way highlight the axes of rotation of a cube. Here two ...

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Volume and similitude

The kaleidoscope of a cube can show that by doubling the side of a cube you get a cube wit...

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