Д. Б. Литвин
Abstract
A lemma concerning irreducible representations contained in the decomposition of a direct product of irreducible representations of simply reducible groups is generalized to arbitrary decomposable unitary and nonunitary groups.
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A lemma concerning irreducible representations contained in the decomposition of a direct product of irreducible representations of simply reducible groups is generalized to arbitrary decomposable unitary and nonunitary groups.
Key concepts: Irreducible representation, Mathematics, Irreducible element, Unitary state, Representation theory of SU, Direct product, Lemma (botany), Decomposition