3 papers
math.RA2021
Balanced pairs on triangulated categories
Xianhui Fu, Jiangsheng Hu, Dongdong Zhang +1
Let be a triangulated category. We first introduce the notion of balanced pairs in , and then establish the bijective correspondence between balanced pai…
math.CT2020
Lattice Theoretic Properties of Aprroximating Ideals
Xianhui Fu, Ivo Herzog, Jiangsheng Hu +1
It is proved that a finite intersection of special preenveloping ideals in an exact category is a special preenveloping ideal. Dually, a finite inter…
math.AC2016
Totally acyclic complexes
Sergio Estrada, Xianhui Fu, Alina Iacob
For a given class of modules $\A$, we denote by $\widetilde{\A}$ the class of exact complexes having all cycles in $\A$, and by $dw(\A)$ the class of complexes with all com…