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Proceedings of the American Mathematical Society
ISSN 1088-6826(e) ISSN 0002-9939(p)

     

$ K$-exact groups and coarsely embeddable groups

Author(s): Semail Ülgen Yildirim
Journal: Proc. Amer. Math. Soc. 137 (2009), 2393-2402.
MSC (2000): Primary 46L80; Secondary 19K35, 46L06
Posted: February 17, 2009
MathSciNet review: 2495274
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Abstract | References | Similar articles | Additional information

Abstract: In this paper we introduce the notion of $ K$-exact $ C^{*}$-algebras, in particular $ K$-exact groups. We prove that $ K$-exactness is stable under direct limits and that coarsely embeddable groups are $ K$-exact groups under a technical condition.

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Additional Information:

Semail Ülgen Yildirim
Affiliation: Department of Mathematics, Northwestern University, 2033 Sheridan Road, Lunt Hall 223, Evanston, Illinois 60208-2370
Email: sulgen@math.northwestern.edu

DOI: 10.1090/S0002-9939-09-09870-0
PII: S 0002-9939(09)09870-0
Received by editor(s): October 2, 2008
Posted: February 17, 2009
Communicated by: Marius Junge
Copyright of article: Copyright 2009, American Mathematical Society




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