Gorenstein flat and projective (pre)covers
Commutative Algebra
2015-08-19 v1
Abstract
We consider a right coherent ring R. We prove that the class of Gorenstein flat complexes is covering in the category of complexes of left R-modules Ch(R). When R is also left n-perfect, we prove that the class of Gorenstein projective complexes is special precovering in Ch(R).
Cite
@article{arxiv.1508.04173,
title = {Gorenstein flat and projective (pre)covers},
author = {Sergio Estrada and Alina Iacob and Sinem Odabasi},
journal= {arXiv preprint arXiv:1508.04173},
year = {2015}
}