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» Automating Coherent Logic
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CADE
1990
Springer
14 years 2 months ago
Presenting Intuitive Deductions via Symmetric Simplification
In automated deduction systems that are intended for human use, the presentation of a proof is no less important than its discovery. For most of today's automated theorem pro...
Frank Pfenning, Dan Nesmith
LICS
2002
IEEE
14 years 3 months ago
Semantic Minimization of 3-Valued Propositional Formulae
This paper presents an algorithm for a non-standard logicminimization problem that arises in £ -valued propositional logic. The problem is motivated by the potential for obtainin...
Thomas W. Reps, Alexey Loginov, Shmuel Sagiv
DEON
2010
Springer
14 years 2 months ago
Where Did Mally Go Wrong?
In 1926, Mally proposed the first formal deontic system. As Mally and others soon realized, this system had some rather strange consequences. We show that the strangeness of Mally...
Gert-Jan C. Lokhorst
LACL
1998
Springer
14 years 2 months ago
Anaphora and Quantification in Categorial Grammar
Abstract. The paper proposes a type logical reformulation of Jacobson's ([9]) treatment of anaphoric dependencies in Categorial Grammar. To this end, the associative Lambek Ca...
Gerhard Jäger
CSL
2006
Springer
14 years 1 months ago
Decidable Theories of the Ordering of Natural Numbers with Unary Predicates
Abstract. Expansions of the natural number ordering by unary predicates are studied, using logics which in expressive power are located between first-order and monadic second-order...
Alexander Moshe Rabinovich, Wolfgang Thomas