Edgar E Enochs
Department of Mathematics, University of Kentucky, Lexington, KY 40506-0027 USA
JA López-Ramos
Departamento de Algebra y Análisis Matemático, Universidad de Almería, 04120 Almería, Spain
Abstract
We prove the existence of Gorenstein injective envelopes and covers over n-perfect rings for some classes of modules associated with a dualizing bimodule.
Keywords: n-perfect ring, Gorenstein injective module, cotorsion theory
Quaestiones Mathematicae 30(2007), 35–44