Covering Ideals of Morphisms and Module Representations of the quiver $\mathbb{A}_2$
Rings and Algebras
2013-08-06 v2
Abstract
Sufficient conditions for an ideal in to be covering are proved. This allows to obtain an alternative proof of the existence of phantom covers of modules. Our approach is inspired by an extension of the standard deconstructibility techniques used in Approximation Theory.
Keywords
Cite
@article{arxiv.1307.7414,
title = {Covering Ideals of Morphisms and Module Representations of the quiver $\mathbb{A}_2$},
author = {Sergio Estrada and Pedro Antonio Guil Asensio and Furuzan Ozbek},
journal= {arXiv preprint arXiv:1307.7414},
year = {2013}
}