Relative Cohen-Macaulayness of bigraded modules

被引：16

作者：

Rahimi, Ahad ^{[1
,2
]}

机构：

[1] Razi Univ, Dept Math, Kermanshah, Iran

[2] Inst Res Fundamental Sci IPM, Sch Math, Tehran, Iran

来源：

JOURNAL OF ALGEBRA | 2010年 / 323卷 / 06期

关键词：

Local cohomology; Regularity; Graded ring and modules; LOCAL COHOMOLOGY;

D O I：

10.1016/j.jalgebra.2009.11.026

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

In this paper we study the local cohomology of finitely generated bigraded modules over a standard bigraded polynomial ring which have only one nonvanishing local cohomology with respect to one of the irrelevant bigraded ideals. (C) 2009 Elsevier Inc. All rights reserved.

引用

页码：1745 / 1757

页数：13

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