Showing 2009Show all
2 papers · 1 filter
math.CT2009
On the braiding of an Ann-category
Nguyen Tien Quang, Dang Dinh hanh
A braided Ann-category $\A$ is an Ann-category $\A$ together with the braiding such that $(\A, \otimes, a, c, (I,l,r))$ is a braided tensor category, and is compatible with…
math.CT2009
Cohomological classification of Ann-functors
Nguyen Tien Quang, Dang Dinh Hanh
Regular Ann-functor classification problem has been solved with Shukla cohomology. In this paper, we would like to present a solution to the above problem in the general case and i…