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The nil Hecke ring and cohomology of G/P for a Kac-Moody group G

Let G be the group with Borel subgroup B, associated to a Kac-Moody Lie algebra [unk] (with Weyl group W and Cartan subalgebra [unk]). Then H(*)(G/B) has, among others, four distinguished structures (i) an algebra structure, (ii) a distinguished basis, given by the Schubert cells, (iii) a module for...

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Autori principali: Kostant, Bertram, Kumar, Shrawan
Natura: Artigo
Lingua:Inglês
Pubblicazione: 1986
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Accesso online:https://ncbi.nlm.nih.gov/pmc/articles/PMC323118/
https://ncbi.nlm.nih.gov/pubmed/16593661
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