环的直积的中心图

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摘要记环R的中心图为Γ(R),其顶点集为R\Z(R),Γ(R)中两个不同的顶点x,y相连当且仅当x,y■Z(R)且xy∈Z(R)或者yx∈Z(R),Z(R)是R的中心。研究了环的直积R1×R2的中心图,讨论了中心图Γ(R1×R2)的连通性和直径。

作者黄逸飞郭述锋

机构地区桂林航天工业学院理学部

出处《桂林航天工业学院学报》 2017年第4期451-454,共4页 Journal of Guilin University of Aerospace Technology

基金广西高校科研一般项目<几类群环的代数结构与图结构研究>(KY2015YB324) 2017年度广西高校中青年教师基础能力提升项目<有限维数猜想与代数的扩张>(2017KY0860)

关键词直积中心图连通性直径

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桂林航天工业学院学报

2017年第4期

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