DG-Injective Covers, #-Injective Covers

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6 Scopus citations

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.

Original languageAmerican English
JournalCommunications in Algebra
Volume39
DOIs
StatePublished - Jun 21 2011

Keywords

  • #\-Injective complex
  • Cover
  • DG\-injective complex

DC Disciplines

  • Education
  • Mathematics

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