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At the harbour of Genoa we see these meridians and parallels on the sphere made of glass a...
The way in which this sphere is realized puts in evidence a subdivision of the sphere in 8...
The way in which this sphere is realized puts in evidence a subdivision of the sphere in 8...
A slab in plexiglass (or in similar material) with a circular hole with the diameter of th...
The subdivision of the sphere in 16 spherical triangles with angles of 45°, 90°, 90°. The ...
The subdivision of the sphere in 16 spherical triangles with angles of 45°, 90°, 90°. The ...
A spherical triangle with angles of 45°, 90°, 90°, 16 of these triangles tessellate the w...
The subdivision of the sphere in 12 spherical triangles with angles of 60°, 90°, 90°. The ...
A spherical triangle with angles of 60°, 90°, 90°, 12 of these triangles tessellate the w...