Subcategories of extension modules by Serre subcategories
Commutative Algebra
2011-03-09 v2
Abstract
In this paper, we consider subcategories consisting of the extensions of modules in two given Serre subcategories to find a method of constructing Serre subcategories of the category of modules. We shall give a criterion for this subcategory to be a Serre subcategory.
Cite
@article{arxiv.1011.0376,
title = {Subcategories of extension modules by Serre subcategories},
author = {Takeshi Yoshizawa},
journal= {arXiv preprint arXiv:1011.0376},
year = {2011}
}
Comments
9 pages, minor changes, title is revised, to appear in Proc. Amer. Math. Soc