Murakami–Yano formula

Short description: Geometric formula for finding volume

In geometry, the Murakami–Yano formula, introduced by (Murakami Yano), is a formula for the volume of a hyperbolic or spherical tetrahedron given in terms of its dihedral angles.

References

• Murakami, Jun; Yano, Masakazu (2005), "On the volume of a hyperbolic and spherical tetrahedron", Communications in Analysis and Geometry 13 (2): 379–400, ISSN 1019-8385, https://www.intlpress.com/site/pub/files/_fulltext/journals/cag/2005/0013/0002/CAG-2005-0013-0002-a005.pdf, retrieved 2012-02-10  url=http://www.f.waseda.jp/murakami/papers/tetrahedronrev4.pdf