Circumscription and logic programs under the stable model semantics are two wellknown nonmonotonic formalisms. The former has served as a basis of classical logic based action for...
Abstract: Object-Oriented Action Semantics is a semantic framework for the definition of programming languages. The framework incorporates some object-oriented concepts to the Act...
Modularity and tool support are crucial features for practical use of formal descriptions of programming languages. The combination of unrestricted context-free grammars with acti...
Executable UML allows precisely describing the software system at level of abstraction. The executable models can be translated to a less programming language completely or execute...
T his paper outlines a formal theory for de fining action concepts in taxonomical knowledge representation languages, in a form closely related to description logics. The central p...