Quasi-co-Frobenius corings as Galois comodules
Rings and Algebras
2008-06-10 v2
Abstract
We compare several quasi-Frobenius-type properties for corings that appeared recently in literature and provide several new characterizations for each of these properties. By applying the theory of Galois comodules with a firm coinvariant ring, we can characterize a locally quasi-Frobenius (quasi-co-Frobenius) coring as a locally projective generator in its category of comodules.
Keywords
Cite
@article{arxiv.0806.1423,
title = {Quasi-co-Frobenius corings as Galois comodules},
author = {Joost Vercruysse},
journal= {arXiv preprint arXiv:0806.1423},
year = {2008}
}
Comments
23 pages