Semiprime ore extensions
作者:
Juncheol Han,
Yasuyuki Hirano,
Hongkee Kim,
期刊:
Communications in Algebra
(Taylor Available online 2000)
卷期:
Volume 28,
issue 8
页码: 3795-3801
ISSN:0092-7872
年代: 2000
DOI:10.1080/00927870008827058
出版商: Gordon and Breach Science Publishers Ltd.
关键词: δ-semiprime ring;δ-quasi-Baer ring;Ore extension
数据来源: Taylor
摘要:
ATingRwith a derivation δ is called δ-semiprime if for any δ-idealIofR(i.e., an idealIsuch that δ(I)⊆I)I2= 0 impliesI= 0.Ris called δ-quasi-Baer (resp. quasi-Baer) if the right annihilator of every δ-ideal (resp. ideal) ofRis generated by an idempotent ofR. In this paper, a differential polynomial ringA = R[x;δ] of a ringRwith a derivation δ is investigated as follows: For a δ-semiprime ringR, (1)Ris δ-quasi-Baer iffAis quasi-Baer iffAis-quasi-Baer for every extended derivationonAof δ (2)Ris δ-quasi-Baer iffAis CS-module over a ringA⊗zAop.
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