Title

DG-Injective Covers, #-Injective Covers

Document Type

Article

Publication Date

6-21-2011

Publication Title

Communications in Algebra

DOI

10.1080/00927871003739004

ISSN

1532-4125

Abstract

Let R be a left noetherian ring. We show that every complex of left R-modules has a #-injective cover. We use this result to prove that the class of DG-injective complexes is covering if and only if the ring R is regular.

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