2 papers
math.AC2022
When is a subcategory Serre or torsionfree?
Kei-ichiro Iima, Hiroki Matsui, Kaori Shimada +1
Let R be a commutative noetherian ring. Denote by mod R the category of finitely generated R-modules. In the present paper, we first provide various sufficient (and necessary) cond…
math.AC2019
On the radius of the category of extensions of matrix factorizations
Kaori Shimada, Ryo Takahashi
Let be a commutative noetherian ring. The extensions of matrix factorizations of non-zerodivisors of form a full subcategory of finitely generated modules o…