Let (A,m) be a Noetherian local ring with maximal ideal m,I an ideal of A,J an m-primary ideal of A,N a finitely generat......

Let G be a non-complete graph such that its complement G- is r-partite.In this paper,properties of the graph G are studi......

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为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

本文主要研究了An型丛倾斜代数的Cohen—MacaulayAuslander代数的导出等价分类问题．利用Avella—Alaminos和Geiss给出的算法，本文证......