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Uniqueness of pairings in Hopf-cyclic cohomology

Published online by Cambridge University Press:  21 January 2010

Atabey Kaygun
Atabey Kaygun
Affiliation:
Department of Mathematics and Computer Science, Bahçeşehir University, Çirağan Caddesi, Beşiktaş 34353 İstanbul, TURKEY, atabey.kaygun@bahcesehir.edu.tr.
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Abstract

We show that all pairings defined in the literature extending the Connes-Moscovici characteristic map in Hopf cyclic cohomology are isomorphic as natural transformations of derived double functors.

Keywords

Hopf algebracyclic cohomologycup productderived category
Type
Research Article
Information
Journal of K-Theory , Volume 6 , Issue 1 , August 2010 , pp. 1 - 21
Copyright
Copyright © ISOPP 2010

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