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...
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...
If compliance with a norm does not achieve its purpose, then its applicability must dynamically be restricted or expanded. Legal interpretation is a mechanism from law allowing no...
Improvement operators is a family of belief change operators that is a generalization of usual iterated belief revision operators. The idea is to relax the success property, so th...
This workpresents a newlogical characterization of well foundedsemanticsthat provides, as interesting innovation, a fully semantic-oriented treatment of programconnectives without...