JournalsjemsVol. 14, No. 2pp. 373–419

Highest weight categories arising from Khovanov's diagram algebra IV: the general linear supergroup

  • Catharina Stroppel

    Universität Bonn, Germany
  • Jonathan Brundan

    University of Oregon, Eugene, USA
Highest weight categories arising from Khovanov's diagram algebra IV: the general linear supergroup cover
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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

Catharina Stroppel, Jonathan Brundan, 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