A Note on DG-Gorenstein Injective Complexes  

作　　者：Bo Lu Kaiyang Lan 

机构地区：[1]College of Mathematics and Computer Science,Northwest Minzu University Lanzhou 730030,China

出　　处：《Algebra Colloquium》2020年第4期731-740,共10页代数集刊（英文版）

基　　金：This work was supported by the National Natural Science Foundation of China(grant no.11501451);the Funds for Talent Introduction of Northwest Minzu University(grant no.XBMUYJRC201406).

摘　　要：The notion of DG-Gorenstein injective complexes is studied in this article.It is shown that a complex G is DG-Gorenstein injective if and only if G is exact with Z_(n)(G)Gorenstein injective in R-Mod for each n∈Zand any morphism f:E→G is null homotopic whenever E is a DG-injective complex.

关 键 词：Gorenstein injective module DG-injective complex DG-Gorenstein injective complex 

分 类 号：O15[理学—数学]