Restricting Specht modules of cyclotomic Hecke algebras

2016/10/30 by Mathas, Andrew
#05E10 #20C08 #20C30 #FOS: Mathematics #Group Theory (math.GR) #Representation Theory (math.RT)

paper · doi:10.48550/arxiv.1610.09729

Abstract

This paper proves that the restriction of a Specht module for a (degenerate or non-degenerate) cyclotomic Hecke algebra, or KLR algebra, of type A has a Specht filtration.

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• Positive Jantzen sum formulas for cyclotomic Hecke algebras