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Representation Theory

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Representations of reductive groups over finite rings

Author: G. Lusztig
Journal: Represent. Theory 8 (2004), 1-14
MSC (2000): Primary 20G99
Published electronically: March 4, 2004
MathSciNet review: 2048585
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Abstract: In this paper we construct a family of irreducible representations of a Chevalley group over a finite ring $R$ of truncated power series over a field $\mathbf F_q$. This is done by a cohomological method extending that of Deligne and the author in the case $R=\mathbf F_q$.

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  • Paul Gérardin, Construction de séries discrètes $p$-adiques, Lecture Notes in Mathematics, Vol. 462, Springer-Verlag, Berlin-New York, 1975. Sur les séries discrètes non ramifiées des groupes réductifs déployés $p$-adiques. MR 0396859
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Additional Information

G. Lusztig
Affiliation: Department of Mathematics, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139
MR Author ID: 117100

Received by editor(s): August 5, 2002
Received by editor(s) in revised form: November 21, 2003, and February 4, 2004
Published electronically: March 4, 2004
Additional Notes: Supported in part by the National Science Foundation. Part of this work was done while the author was visiting the Institute for Mathematical Sciences, National University of Singapore, in 2002.
Article copyright: © Copyright 2004 American Mathematical Society