余纯FP_n-平坦模  

Copure FP_n-Flat Modules

作　　者：申婧雯 杨晓燕 SHEN Jing-wen;YANG Xiao-yan(School of Mathematics and Statistics, Northwest Normal University, Lanzhou 730070, Chin)

机构地区：[1]西北师范大学数学与统计学院,兰州730070

出　　处：《西南大学学报（自然科学版）》2018年第6期69-72,共4页Journal of Southwest University(Natural Science Edition)

基　　金：国家自然科学基金项目(11761060)

摘　　要：设R是环.引入了余纯FP_n-平坦模的概念,探讨了这一模类与右R-模的FP_n-平坦预包络和左R-模的FP_n-平坦伴随预包络之间的关系.Let R be a ring.The conception of Copure FPn-flat module is introduced,and the relationships of this kind of modules with the FPn-flat preenvelope of the right R-modules and the FPn-flat adjoint preenvelope of the left R-modules are given.

关 键 词：余纯FPn-平坦模 FPn-平坦预包络 FPn-平坦伴随预包络 

分 类 号：O153.3[理学—数学]