Journal of Lie Theory
Vol. 15, No. 2, pp. 415–428 (2005)
Constructing Homomorphisms between Verma Modules
Willem A. de GraafWillem A. de Graaf
Austrian Academy of Sciences
A-4040 Linz, Austria
Abstract: We describe a practical method for constructing a nontrivial homomorphism between two Verma modules of an arbitrary semisimple Lie algebra. With some additions the method generalises to the affine case.
Classification (MSC2000): Primary 17B10, Secondary 17-04, 17-08
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