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IS-模与IS-环

IS-modules and IS-rings
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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.
作者 王尧 王德占
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
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参考文献9

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二级参考文献6

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