On the existence of projective and quasi-projective covers

Jutta Hausen; Johnny A. Johnson

Skip to main content (access key 's'), Skip to navigation (access key 'n'), Accessibility information (access key '0')

Displaying similar documents to “On the existence of projective and quasi-projective covers”

Quasi-projective modules and the finite exchange property.

Birkenmeier, Gary F. (1989)

International Journal of Mathematics and Mathematical Sciences

Similarity:

Characterizations of semiperfect and perfect rings.

Weimin Xue (1996)

Publicacions Matemàtiques

Similarity:

We characterize semiperfect modules, semiperfect rings, and perfect rings using locally projective covers and generalized locally projective covers, where locally projective modules were introduced by Zimmermann-Huisgen and generalized locally projective covers are adapted from Azumaya’s generalized projective covers.