Skew pairing, cocycle deformations and double crossproducts

Authors
Chen, HX
Citation
Hx. Chen, Skew pairing, cocycle deformations and double crossproducts, ACTA MATH S, 15(2), 1999, pp. 225-234
Citations number
6
Categorie Soggetti
Mathematics
Journal title
ACTA MATHEMATICA SINICA-NEW SERIES
ISSN journal
10009574 → ACNP
Volume
15
Issue
2
Year of publication
1999
Pages
225 - 234
Database
ISI
SICI code
1000-9574(199904)15:2<225:SPCDAD>2.0.ZU;2-1
Abstract
In this paper, we give a sufficient condition for double crossproduct X x A to be X x(tau) A for some skew pairing tau if X x A is a 2-cocycle deforma tion of X x A. Then we give a sufficient and necessary condition for X x A to be X x(tau) A by using natural isomorphism terminology.