🌐EnglishEnglishDeutschItalianoPortuguêsРусский中文日本語EntityQ2606520· pop 9· linked from 17 articles6-j symbolsum of multiples of four 3j symbolsConnectionsWigner 3-j symbolEntityInternational Standard Book NumberEntityCategoriesMonoidal categoriesQuantum mechanicsRepresentation theory of Lie groupsRotational symmetry