We show that: (1) if R is a Noetherian domain, then R[{X-lambda}(lambdais an element ofLambda)](1) is a strong Mori domain; (2) if R is a strong Mori domain, then R[{X-lambda}(lambdais an element ofLambda)](1) is a Mori domain; but (3) there exists a strong Mori domain R such that R[X] is not a strong Mori domain. (C) 2003 Elsevier Inc. All rights reserved.
机构:
Sichuan Normal Univ, Coll Math & Software Sci, Chengdu 610068, Peoples R ChinaSichuan Normal Univ, Coll Math & Software Sci, Chengdu 610068, Peoples R China
Zhou, Dechuan
Wang, Fanggui
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机构:
Sichuan Normal Univ, Coll Math & Software Sci, Chengdu 610068, Peoples R ChinaSichuan Normal Univ, Coll Math & Software Sci, Chengdu 610068, Peoples R China
机构:
Hunan Normal Univ, Dept Math, Changsha 410081, Hunan, Peoples R China
Hunnan Sci & Technol Univ, Dept Math, Xiangtan 411201, Peoples R ChinaHunan Normal Univ, Dept Math, Changsha 410081, Hunan, Peoples R China
Ouyang, Lunqun
Liu, Dayong
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机构:
Hunan Normal Univ, Dept Math, Changsha 410081, Hunan, Peoples R ChinaHunan Normal Univ, Dept Math, Changsha 410081, Hunan, Peoples R China
Liu, Dayong
INTERNATIONAL ELECTRONIC JOURNAL OF ALGEBRA,
2007,
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