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Almost split sequences for dedekind-like rings. II

 

作者: David M. Arnold,   Reinhard C. Laubenbacher,  

 

期刊: Communications in Algebra  （Taylor Available online 1995）
卷期: Volume 23, issue 1  

页码: 111-130

 

ISSN:0092-7872

 

年代: 1995

 

DOI:10.1080/00927879508825210

 

出版商: Marcel Dekker, Inc.

 

关键词: almost split sequence;Dedekind-like ring

 

数据来源: Taylor

 

摘要:

LetRbe a two-pullback ring, that is, the pullback of two Dedekind domains over a common residue field. This paper contains explicit constructions of all the almost split sequences in the category of finitely generatedR-modules, under the assumption that the Dedekind domains are local.

 

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