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Considerations on default logic: an alternative approach1

 

作者: Witold Łukaszewicz,  

 

期刊: Computational Intelligence  （WILEY Available online 1988）
卷期: Volume 4, issue 1  

页码: 1-16

 

ISSN:0824-7935

 

年代: 1988

 

DOI:10.1111/j.1467-8640.1988.tb00086.x

 

出版商: Blackwell Publishing Ltd

 

关键词: knowledge representation;nonmonotonic reasoning;default reasoning;représentation des connaissances;raisonnement non monotone;raisonnement implicite

 

数据来源: WILEY

 

摘要:

In the following paper we analyze Reiter's default logic and suggest modifying the notion of an extension for default theories. This modification leads to two important properties which are not guaranteed in Reiter's formalism: the existence of extensions and semimonotonicity.

 

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