Abstract
In earlier papers we developed a constructive version of Reiter's default logic; Constructive Default Logic (CDL) which is a default logic in which the fixed-point definition of extensions is replaced by a constructive definition. Constructive extensions have a computational advantage over Reiter's extensions. Reiter's default logic lacks a default proof theory for non-normal default rules, which was already observed by Reiter himself to be a weakness of his logic. In this paper we show that CDL does have a default proof theory.
This research was partially supported by ESPRIT III BRA Project No. 6156 DRUMS II.
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© 1993 Springer-Verlag Berlin Heidelberg
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Tan, YH. (1993). A proof theory for Constructive Default Logic. In: Clarke, M., Kruse, R., Moral, S. (eds) Symbolic and Quantitative Approaches to Reasoning and Uncertainty. ECSQARU 1993. Lecture Notes in Computer Science, vol 747. Springer, Berlin, Heidelberg. https://doi.org/10.1007/BFb0028220
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DOI: https://doi.org/10.1007/BFb0028220
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