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Non-split extensions over representation-finite hereditary algebras

 

作者: Peter Brown,  

 

期刊: Communications in Algebra  （Taylor Available online 1998）
卷期: Volume 26, issue 4  

页码: 1005-1015

 

ISSN:0092-7872

 

年代: 1998

 

DOI:10.1080/00927879808826180

 

出版商: Gordon and Breach Science Publishers Ltd.

 

数据来源: Taylor

 

摘要:

Letbe the path algebra of a quiver with underlying graph Anor Dn. For all pairs of indecomposable Λ-modulesMandNis computed and a basis consisting of short exact sequences 0 →M→Y→N→ 0 is constructed.

 

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