Clebsch-Gordan coefficient
English edit
Etymology edit
Named after the German mathematicians Alfred Clebsch and Paul Gordan, who encountered an equivalent problem in invariant theory.
Noun edit
Clebsch-Gordan coefficient (plural Clebsch-Gordan coefficients)
- (physics) Any of a class of numbers that arise in angular momentum coupling in quantum mechanics. They appear as the expansion coefficients of total angular momentum eigenstates in an uncoupled tensor product basis.