Cohomological classification of Ann-functors

  • Nguyen Tien Quang
  • Dang Dinh Hanh
Keywords: Ann-category, Ann-functor, classification, Mac Lane ring cohomology, Hochschild cohomology


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 in the case of strong Ann-functors with, respectively, Mac Lane cohomology and Hochschild cohomology