Detecting Unsolvable Queries for Definite Logic Programs
Maurice BruynoogheHenk VandecasteeleD. Andre de WaalMarc DeneckerPublished in: CoRR (2000)
Keyphrases
- logic programs
- logic programming
- recursive programs
- answer sets
- fixpoint
- stable models
- answer set programming
- normal logic programs
- query language
- prolog programs
- database queries
- term rewriting systems
- partial deduction
- background knowledge
- query processing
- computational properties
- query evaluation
- strong equivalence
- inductive logic programming
- description logics
- horn clauses
- recursive queries
- functional programs
- propositional theories
- expressive power
- database