Contravariantly infinite resolving subcategories
Commutative Algebra
2026-03-10 v1 Representation Theory
Abstract
Let be a commutative Noetherian ring. Denote by the category of finitely generated -modules. In this paper, a contravariantly infinite subcategory of is defined as a full subcategory of such that no module outside admits a right -approximation. This paper provides several criteria for contravariant infiniteness in the case where is a local complete intersection.
Cite
@article{arxiv.2603.07945,
title = {Contravariantly infinite resolving subcategories},
author = {Gen Tanigawa},
journal= {arXiv preprint arXiv:2603.07945},
year = {2026}
}