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math.RA2021
Recollements induced by left Frobenius pairs
Yajun Ma, Dandan Sun, Rongmin Zhu +1
Given a right exact functor from an abelian category into another abelian category, there is an associated abelian category called the comma category of the functor. In this paper,…
math.RT2021★ 1 cited
Higher Auslander's defect and classifying substructures of n-exangulated categories
Jiangsheng Hu, Yajun Ma, Dongdong Zhang +1
Herschend-Liu-Nakaoka introduced the notion of -exangulated categories. It is not only a higher dimensional analogue of extriangulated categories defined by Nakaoka-Palu, but al…
math.CT2021
A new method to construct model structures from left Frobenius pairs in extriangulated categories
Yajun Ma, Haiyu Liu, Yuxian Geng
Extriangulated categories were introduced by Nakaoka and Palu as a simultaneous generalization of exact categories and triangulated categories. In this paper, we first introduce th…