KnowraSpherical trigonometryLinked fromLinked fromThe 14 pages that link to Spherical trigonometry, each with the reason it gives.All 14Broader topic 1Related 8Narrower topic 3Compared with 2Celestial navigationRelated: Sight-reduction formulas relate Earth position to a body's altitude and azimuth.Spherical geometryRelated: It supplies calculation tools for navigation and celestial measurements on a sphere.Trigonometric functionsRelated: Its formulas extend triangle trigonometry to navigation and geometry on curved surfaces.Al-BiruniRelated: It supplied tools for relating observations on the sky to positions on Earth.Elliptic geometryRelated: Its formulas describe triangles in the spherical representation of elliptic geometry.Spherical astronomyRelated: Its formulas solve positional problems involving arcs on the celestial sphere.Menelaus's theoremRelated: Menelaus's spherical theorem became a tool for ancient astronomical calculations.Ibn YunusRelated: Spherical geometry supplied methods for translating celestial coordinates and calculating astronomical events.