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Nonlocal finiteness of a $W$-graph


Author: George Lusztig
Journal: Represent. Theory 1 (1997), 25-30
MSC (1991): Primary 20G99
DOI: https://doi.org/10.1090/S1088-4165-97-00003-4
Published electronically: November 4, 1996
MathSciNet review: 1429372
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Abstract: It is shown that the $W$-graph of an affine Weyl group of type $B_{2}$ (as defined by Kazhdan and Lusztig in Representations of Coxeter groups and Hecke algebras, Invent. Math. 53 (1979), 165-184) is not locally finite.


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Additional Information

George Lusztig
Affiliation: Department of Mathematics, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139
Email: gyuri@math.mit.edu

DOI: https://doi.org/10.1090/S1088-4165-97-00003-4
Received by editor(s): August 13, 1996
Received by editor(s) in revised form: August 21, 1996
Published electronically: November 4, 1996
Additional Notes: Supported in part by the National Science Foundation
Article copyright: © Copyright 1997 American Mathematical Society