3 papers
math.KT2026
-structures on the additive decomposition of the Tate-Hochschild cohomology of a finite group algebra
Xiuli Bian, Longfei Li, Yuming Liu +3
Firstly, for a finite group algebra, we provide a computational framework for the Tate-Hochschild cochain complex in terms of the additive decomposition, by decompo…
math.RA2025
Classification of restricted Lie algebras of dimension
W. Liu, G. -S. Zhou
Restricted Lie algebras of dimension up to over algebraically closed fields of positive characteristic were classified by Wang and his collaborators in [25, 19]. In this paper,…
math.RA2024
The Adams operators on connected graded Hopf algebras
Y. -Y. Li, G. -S. Zhou
The Adams operators on a Hopf algebra are the convolution powers of the identity map of . They are also called Hopf powers or Sweedler powers. It is a natural family of oper…