00:00:19 6.1 The elements h_a span the Cartan subalgebra and don’t depend on the choice of certain bilinear form 00:27:37 6.2 There is no semisimple Lie algebras of dim=4,5,7 00:42:23 6.3 a,b - roots, find all possible values of Cos(a^b) and abs(a/b) 01:00:45 6.4 All root system of R^1 and all reduced root systems of R^2 01:32:43 6.5 Show that dim(span(R))=2 Курс: Представления конечномерных и бесконечномерных алгебр Ли Ссылка на плейлист:
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