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From conjugacy classes in the weyl group to unipotent classes, III

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Author(s)
Lusztig, George
Date Issued
September 2012
Journal
Representation Theory
Publisher
American Mathematical Society (AMS)
Citation
Lusztig, G. “From Conjugacy Classes in the Weyl Group to Unipotent Classes, III.” Representation Theory 16 (2012): 450–488. © 2012 American Mathematical Society
Version
Final published version
Abstract
Let G be an affine algebraic group over an algebraically closed field whose identity component G[superscript 0] is reductive. Let W be the Weyl group of G and let D be a connected component of G whose image in [G over G[superscript 0]] is unipotent. In this paper we define a map from the set of “twisted conjugacy classes” in W to the set of unipotent G[superscript 0]-conjugacy classes in D generalizing an earlier construction which applied when G is connected.
MIT Department
Massachusetts Institute of Technology. Department of Mathematics
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Article is made available in accordance with the publisher's policy and may be subject to US copyright law. Please refer to the publisher's site for terms of use.
Persistent DSpace Link
http://hdl.handle.net/1721.1/93080
DOI of Published Version
http://www.ams.org/journals/ert/2012-16-12/S1088-4165-2012-00422-8/S1088-4165-2012-00422-8.pdf
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