Open AccessCharacter sheaves on disconnected groups, I
Author(s) -
G. Lusztig
Publication year - 2003
Publication title -
representation theory
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.169
H-Index - 37
ISSN - 1088-4165
DOI - 10.1090/s1088-4165-03-00204-8
Subject(s) - annotation , semantics (computer science) , character (mathematics) , computer science , algorithm , type (biology) , artificial intelligence , mathematics , geometry , programming language , biology , ecology
In this paper we begin the study of character sheaves on a not necessarily connected reductive algebraic group G G . One of the themes of this paper is the construction of a decomposition of G G into finitely many strata and of a family of local systems on each stratum.