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» The Stable Models of a Predicate Logic Program
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NMR
2004
Springer
15 years 5 months ago
Semantics of disjunctive programs with monotone aggregates - an operator-based approach
All major semantics of normal logic programs and normal logic programs with aggregates can be described as fixpoints of the one-step provability operator or of operators that can...
Nikolay Pelov, Miroslaw Truszczynski
LPNMR
1999
Springer
15 years 4 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
SCCC
2005
IEEE
15 years 5 months ago
Optimizing repair programs for consistent query answering
Databases may not satisfy integrity constraints (ICs) for several reasons. Nevertheless, in most of the cases an important part of the data is still consistent wrt certain desired...
Mónica Caniupán Marileo, Leopoldo E....
ASIAN
1999
Springer
99views Algorithms» more  ASIAN 1999»
15 years 4 months ago
Beyond Tamaki-Sato Style Unfold/Fold Transformations for Normal Logic Programs
Unfold/fold transformation systems for logic programs have been extensively investigated. Existing unfold/fold transformation systems for normal logic programs allow only Tamaki-Sa...
Abhik Roychoudhury, K. Narayan Kumar, C. R. Ramakr...
AAAI
2008
15 years 2 months ago
Existentially Quantified Values for Queries and Updates of Facts in Transaction Logic Programs
In several applications of logic programming and Transaction Logic, such as, planning, trust management and independent Semantic Web Services, an action might produce incomplete f...
Paul Fodor