Castelnuovo-Mumford regularity;
local cohomology;
canonical module;
deficiency module;
homological degree;
D O I:
10.1016/j.jalgebra.2006.05.001
中图分类号:
O1 [数学];
学科分类号:
0701 ;
070101 ;
摘要:
We give two kinds of bounds for the Castelnuovo-Mumford regularity of the canonical module and the deficiency modules of a ring, respectively, in terms of the homological degree and the Castelnuovo-Mumford regularity of the original ring. (c) 2006 Elsevier Inc. All rights reserved.
机构:
Univ Grenoble 1, Inst Fourier, UMR 5582, BP 74, F-38402 St Martin Dheres, France
IUFM Lyon, 5 Rue Anselme, F-69317 Lyon, FranceUniv Grenoble 1, Inst Fourier, UMR 5582, BP 74, F-38402 St Martin Dheres, France
Morales, Marcel
Nguyen Thi Dung
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机构:
Thai Nguyen Univ Agr & Forestry, Thai Nguyen, VietnamUniv Grenoble 1, Inst Fourier, UMR 5582, BP 74, F-38402 St Martin Dheres, France
机构:
Hanoi Univ Sci & Technol, Vietnam Inst Adv Study Math, Hanoi, VietnamUniv Grenoble 1, Inst Fourier, CNRS, UMR 5582, F-38402 St Martin Dheres, France
Le Tuan Hoa
Morales, Marcel
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机构:
Univ Grenoble 1, Inst Fourier, CNRS, UMR 5582, F-38402 St Martin Dheres, France
Univ Lyon 1, IUFM, F-69622 Villeurbanne, FranceUniv Grenoble 1, Inst Fourier, CNRS, UMR 5582, F-38402 St Martin Dheres, France
机构:
Univ Naples Federico II, Dipartimento Matemat & Applicaz, Via Cintia, I-80126 Naples, ItalyUniv Naples Federico II, Dipartimento Matemat & Applicaz, Via Cintia, I-80126 Naples, Italy
Cioffi, F.
Lella, P.
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h-index: 0
机构:
Univ Trento, Dipartimento Matemat, Povo, Trento, ItalyUniv Naples Federico II, Dipartimento Matemat & Applicaz, Via Cintia, I-80126 Naples, Italy
Lella, P.
Marinari, M. G.
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机构:
Univ Genoa, Dipartimento Matemat, Genoa, ItalyUniv Naples Federico II, Dipartimento Matemat & Applicaz, Via Cintia, I-80126 Naples, Italy
Marinari, M. G.
Roggero, M.
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机构:
Univ Turin, Dipartimento Matemat, I-10123 Turin, ItalyUniv Naples Federico II, Dipartimento Matemat & Applicaz, Via Cintia, I-80126 Naples, Italy
机构:
Univ Calif Riverside, Dept Math, Riverside, CA 92521 USAUniv Calif Riverside, Dept Math, Riverside, CA 92521 USA
Gan, Wee Liang
Li, Liping
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机构:
Hunan Normal Univ, Sch Math & Stat, LCSM Minist Educ, Changsha 410081, Hunan, Peoples R ChinaUniv Calif Riverside, Dept Math, Riverside, CA 92521 USA