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n-FI-内射模和n-FI-平坦模的若干性质
引用本文:武斌,岳文琴.n-FI-内射模和n-FI-平坦模的若干性质[J].长春师范学院学报,2011(12):1-3.
作者姓名:武斌  岳文琴
作者单位:兰州资源环境职业技术学院基础部
摘    要:本文讨论了n-FI-内射模和n-FI-平坦模之间的关系以及它们的若干性质.证明了(Fn,(Fn)⊥)是完备的余挠理论,并给出(Fn,(Fn)⊥)是遗传的余挠理论的充要条件,其中Fn表示n-FI-平坦右R-模类.

关 键 词:FP-内射维数  完全余挠理论  n-FI-内射模  n-FI-平坦模

On Some Properties of n-FI-injective Modules and n-FI-flat Modules
WU Bin,YUE Wen-qin.On Some Properties of n-FI-injective Modules and n-FI-flat Modules[J].Journal of Changchun Teachers College,2011(12):1-3.
Authors:WU Bin  YUE Wen-qin
Institution:(Basis Department of Lanzhou Resources & Environment Voc-Tech College,Lanzhou 730070,China)
Abstract:In this article,we discuss some properties of n-FIinjective Modules and n-FI-flat modules as well as the relation between them,and prove that(F n,(F n)⊥) is a complete contorsion theory.Then we give out necessary and sufficient conditions which make the(Fn,(Fn)⊥) be the genetic cotorsion theory,where Fn denotes the class of all n-FI-flat right R-modules.
Keywords:FP-injective dimension  complete cotorsion theory  n-FI-ijnective modules  n-FI-flat modules
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