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Section of a seashell of Nautilus, a mollusc that had been considered extinct until 1829, ...
Michele Ciribifera's helicoid (300 x 300 x 300 *×, wood, steel and gold wires), at the ent...
A wooden sculpture of the artist Gino Taraboi. From the point of view of topology, it repr...
The footprints we make by walking on a beach are the most natural example of a frieze of t...
A picture of the construction of a 600-cell, which is one of the six regular polytopes in ...
On the Afsluitdijk dam in the Netherlands. This picture has been used in the posters at th...
The seven friezes are illustrated with simple models realized by folding and cutting a pie...
The picture shows what happens when you put just one ball in a kaleidoscope, which corresp...
A pattern of type 4*2 in the paving of a Roman country-house in Vilamoura, Portugal.
The feather of a peacock provides an example of dihedral symmetry of type D1.
images from the paths