2 papers
math.RT2023
Rigidity dimensions of self-injective Nakayama algebras
Wei Hu, Xiaojuan Yin
Rigidity dimension is a new homological dimension which is intended to measure the quality of the best resolution of an algebra. In this paper, we determine the rigidity dimensions…
math.RT2022
Rigidity degrees of indecomposable modules over representation-finite self-injective algebras
Wei Hu, Xiaojuan Yin
The rigidity degree of a generator-cogenerator determines the dominant dimension of its endomorphism algebra, and is closely related to a recently introduced homological dimension…