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TPHOL
2002
IEEE
15 years 11 months ago
Weakest Precondition for General Recursive Programs Formalized in Coq
Abstract. This paper describes a formalization of the weakest precondition, wp, for general recursive programs using the type-theoretical proof assistant Coq. The formalization is ...
Xingyuan Zhang, Malcolm Munro, Mark Harman, Lin Hu
DEON
2010
Springer
15 years 11 months ago
Relevance, Derogation and Permission
Abstract. We show that a recently developed theory of positive permission based on the notion of derogation is hampered by a triviality result that indicates a problem with the und...
Audun Stolpe
KR
2010
Springer
15 years 11 months ago
Maximally Paraconsistent Three-Valued Logics
Maximality is a desirable property of paraconsistent logics, motivated by the aspiration to tolerate inconsistencies, but at the same time retain from classical logic as much as p...
Ofer Arieli, Arnon Avron, Anna Zamansky
KR
2010
Springer
15 years 11 months ago
A Decidable Class of Groundable Formulas in the General Theory of Stable Models
We present a decidable class of first-order formulas in the general theory of stable models that can be instantiated even in the presence of function constants. The notion of an ...
Michael Bartholomew, Joohyung Lee
KR
2010
Springer
15 years 11 months ago
Towards Fixed-Parameter Tractable Algorithms for Argumentation
Abstract argumentation frameworks have received a lot of interest in recent years. Most computational problems in this area are intractable but several tractable fragments have be...
Wolfgang Dvorák, Reinhard Pichler, Stefan W...