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Abstract: This survey paper is an exposition of old and recent results of Kostant andal. on the relationships between the exterior algebra of a simple Lie algebraand the action of the Casimir operator on it. Our exposition relies onu-cohomology and it is basically self-contained.



Author: Pierluigi Moseneder Frajria (Politecnico di Milano), Paolo Papi (Universita' di Roma La Sapienza)

Source: https://arxiv.org/



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