bn:00073314n
Noun Concept
Categories: Articles with short description, Spherical geometry, Spherical astronomy, Classical geometry
EN
spherical geometry  Spherical plane
EN
(mathematics) the geometry of figures on the surface of a sphere WordNet 3.0
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EN
(mathematics) the geometry of figures on the surface of a sphere WordNet 3.0 & Open English WordNet
Spherical geometry or spherics is the geometry of the two-dimensional surface of a sphere or the n-dimensional surface of higher dimensional spheres. Wikipedia
The non-Euclidean geometry on the surface of a sphere. Wiktionary
Branch of geometry. Wiktionary (translation)
WordNet 3.0 & Open English WordNet
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