Highest weight categories arising from Khovanov's diagram algebra IV: the general linear supergroup
Jonathan Brundan
University of Oregon, Eugene, USACatharina Stroppel
Universität Bonn, Germany
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Abstract
We prove that blocks of the general linear supergroup are Morita equivalent to a limiting version of Khovanov's diagram algebra. We deduce that blocks of the general linear supergroup are Koszul.
Cite this article
Jonathan Brundan, Catharina Stroppel, Highest weight categories arising from Khovanov's diagram algebra IV: the general linear supergroup. J. Eur. Math. Soc. 14 (2012), no. 2, pp. 373–419
DOI 10.4171/JEMS/306