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arXiv:0904.0623 [math.RT]AbstractReferencesReviewsResources

The second cohomology of simple SL_2-modules

David I. Stewart

Published 2009-04-03, updated 2009-07-27Version 2

Let $G$ be the simple algebraic group $SL_2$ defined over an algebraically closed field $K$ of characteristic $p>0$. In this paper, we find the second cohomology of all irreducible representations of $G$

Comments: 10 pages; version to appear in Proc-AMS
Categories: math.RT
Subjects: 20G05, 20G10
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