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Families of the characters of the cyclotomic Hecke algebras of G(de,e,r)

Authors :
Sungsoon Kim
Source :
Journal of Algebra. (2):346-364
Publisher :
Elsevier Inc.

Abstract

Motivated by the work of Lusztig on the families of Irr(W) for the Weyl group W of any type, especially for the types Br and Dr, we described in the article [M. Broué and S. Kim, Familles de caractères des algèbres de Hecke cyclotomiques, Adv. Math. 172 (2002) 53–136] the families of the characters of G(e,1,r) and G(e,e,r), which are the blocks of the cyclotomic Hecke algebras over an appropriate ring called “Rouquier ring.” The results coincide with the results of Lusztig on the Weyl groups of types Br and Dr when specializing the parameters of the Hecke algebras. In this paper, generalizing this work to the whole series of G(de,e,r) which is a normal subgroup of G(de,1,r) of index e, we extend the results of Broué and Kim, op. cit.

Details

Language :
English
ISSN :
00218693
Issue :
2
Database :
OpenAIRE
Journal :
Journal of Algebra
Accession number :
edsair.doi.dedup.....eb326d61983a44dddcb25e0d1b4522a2
Full Text :
https://doi.org/10.1016/j.jalgebra.2005.03.022