Expressiveness and definability in circumscription

We investigate expressiveness and definability issues with respect to minimal models, particularly in the scope of Circumscription. First, we give a proof of the failure of the Löwenheim-Skolem Theorem for Circumscription. Then we show that, if the class of P; Z-minimal models of a first-order sente...

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Bibliographic Details
Main Authors: Francicleber Martins Ferreira, Ana Teresa Martins
Format: Article
Language:English
Published: Universidade Estadual de Campinas 2011-06-01
Series:Manuscrito
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-60452011000100011&lng=en&tlng=en