2 papers
math.RT2025
Auslander-Reiten translations in the monomorphism categories of exact categories
Xiu-Hua Luo, Shijie Zhu
Let be a finite dimensional algebra. Let be a functorially finite exact subcategory of -mod with enough projective and injective objects and $\mathcal S (\mat…
math.RT2025
Gorenstein-Projective Modules over the Ring of Dual Integers
Xiu-Hua Luo, Markus Schmidmeier
The ring of dual integers is the bounded polynomial ring $\mathbb Z[\eps]=\mathbb Z[T]/(T^2)$ with integer coefficients. We describe the (finitely generated) Gorenstein-projective…