Lazy 2-cocycles over monoidal Hom-Hopf algebras
Volume 142 / 2016
Colloquium Mathematicum 142 (2016), 61-81
MSC: Primary 16T05.
DOI: 10.4064/cm142-1-3
Abstract
We introduce the notion of a lazy $2$-cocycle over a monoidal Hom-Hopf algebra and determine all lazy $2$-cocycles for a class of monoidal Hom-Hopf algebras. We also study the extension of lazy $2$-cocycles to a Radford Hom-biproduct.
