2 papers
math.CT2022
Gorenstein and duality pair over triangular matrix rings
Haiyu Liu, Rongmin Zhu
Let , be two rings and with an --bimodule. We first construct a semi-complete duality pair…
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…