摘要
研究具有内射基座的环的性质,引入了IS-模与IS-环的概念.证明了环R的优扩张S是IS-环当且仅当R是IS-环.
In this paper, we investigate the properties of rings with injective socle, introduce the concepts of IS-module andIS-ring, and show that if S is an excellent extension of R, then S is aIS-ring if and only if R is aIS-ring.
出处
《纯粹数学与应用数学》
CSCD
2009年第4期686-689,800,共5页
Pure and Applied Mathematics
基金
江苏省"333人才工程"基金
关键词
IS-模
IS-环
优扩张
IS-module, IS-ring, excellent extension