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Character sheaves on disconnected groups, I

Author(s): G. Lusztig
Journal: Represent. Theory 7 (2003), 374-403.
MSC (2000): Primary 20G99
Posted: September 10, 2003
Errata: Represent. Theory 8 (2004), 179.
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Abstract: In this paper we begin the study of character sheaves on a not necessarily connected reductive algebraic group $G$. One of the themes of this paper is the construction of a decomposition of $G$ into finitely many strata and of a family of local systems on each stratum.

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Additional Information:

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

DOI: 10.1090/S1088-4165-03-00204-8
PII: S 1088-4165(03)00204-8
Received by editor(s): May 14, 2003
Posted: September 10, 2003
Additional Notes: This work was supported in part by the National Science Foundation
Copyright of article: Copyright 2003, American Mathematical Society

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