Spherical Geometry
Spherical geometry or spherics (from Ancient Greek σφαιρικά) is the geometry of the two-dimensional surface of a sphere or the \(n\)-dimensional surface of hyperspheres.
Spherical geometry or spherics (from Ancient Greek σφαιρικά) is the geometry of the two-dimensional surface of a sphere or the \(n\)-dimensional surface of hyperspheres.