Showing math.RTShow all
2 papers · 1 filter
math.RT2022
Relative tilting theory in extriangulated categories
Chenbei Xie
In this article, we define relative resolutions and coresolutions in extriangulated categories. By studying this relative resolutions and coresolutions, we get a generalization of…
math.RT2022
Homotopy cartesian squares in extriangulated categories
Jing He, Chenbei Xie, Panyue Zhou
Let be an extriangulated category. Given a composition of two commutative squares in , if two commutative squares are homotopy…