Sciweavers

LPNMR
1999
Springer
13 years 8 months ago
On the Role of Negation in Choice Logic Programs
We introduce choice logic programs as negation-free datalog programs that allow rules to have exclusive-only (possibly empty) disjunctions in the head. Such programs naturally mod...
Marina De Vos, Dirk Vermeir
LPNMR
1999
Springer
13 years 8 months ago
Annotated Revision Programs
Abstract. Revision programming was introduced as a formalism to describe and enforce updates of belief sets and databases. Revision programming was extended by Fitting who assigned...
V. Wiktor Marek, Inna Pivkina, Miroslaw Truszczyns...
LPNMR
1999
Springer
13 years 8 months ago
Representing Transition Systems by Logic Programs
This paper continues the line of research on representing actions, on the automation of commonsense reasoning and on planning that deals with causal theories and with action langua...
Vladimir Lifschitz, Hudson Turner
LPNMR
1999
Springer
13 years 8 months ago
A Comparison of Sceptical NAF-Free Logic Programming Approaches
Recently there has been increased interest in logic programming-based default reasoning approaches which are not using negation-as-failure in their object language. Instead, defau...
Grigoris Antoniou, Michael J. Maher, David Billing...