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正则QB环上的Morita Contexts(英文)

Morita Contexts Over Regular QB-rings
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摘要 假设T是Morita Contexts(A,B,M,N,ψ,φ)的环,如果A和B是正则QB环,本文证明了T中任何元素都是幂等元和伪逆元之和. Let T be the ring of a Morita context (A, B, M, N,ψ,φ). If A and B are regular QB-rings, we prove that every element in T is the sum of an idempotent and a pseudo-invertible element.
出处 《数学进展》 CSCD 北大核心 2009年第2期204-208,共5页 Advances in Mathematics(China)
关键词 正则环 QB环 MORITA CONTEXT regular ring QB-ring Morita context
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参考文献12

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