Twisted homology of quantum SL(2) - part II

Hadfield, T. and Kraehmer, U. (2010) Twisted homology of quantum SL(2) - part II. Journal of K-theory: K-theory and its Applications to Algebra, Geometry and Topology, 6(1), pp. 69-98. (doi: 10.1017/is009009022jkt091)

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Publisher's URL: http://dx.doi.org/10.1017/is009009022jkt091

Abstract

We complete the calculation of the twisted cyclic homology of the quantised coordinate ring A = C<sub>q</sub>[SL(2)] of SL(2) that we began in [14]. In particular, a nontrivial cyclic 3-cocycle is constructed which also has a nontrivial class in Hochschild cohomology and thus should be viewed as a noncommutative geometry analogue of a volume form.

Item Type:Articles
Status:Published
Refereed:Yes
Glasgow Author(s) Enlighten ID:Kraehmer, Dr Ulrich
Authors: Hadfield, T., and Kraehmer, U.
Subjects:Q Science > QA Mathematics
College/School:College of Science and Engineering > School of Mathematics and Statistics > Mathematics
Journal Name:Journal of K-theory: K-theory and its Applications to Algebra, Geometry and Topology
Journal Abbr.:J. K-Theory
Publisher:Cambridge University Press
ISSN:1865-2433
ISSN (Online):1865-5394
Published Online:02 October 2009

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Project CodeAward NoProject NamePrincipal InvestigatorFunder's NameFunder RefLead Dept
446961Cyclic homology and quantum group symmetryKenneth BrownEngineering & Physical Sciences Research Council (EPSRC)EP/E043267/1M&S - MATHEMATICS