Proving Failure of Queries for Definite Logic Programs Using XSB-Prolog
Nikolay PelovMaurice BruynooghePublished in: CoRR (2000)
Keyphrases
- logic programs
- logic programming
- prolog programs
- partial deduction
- recursive programs
- answer set programming
- answer sets
- fixpoint
- query processing
- existentially quantified
- query language
- background knowledge
- logic programming language
- stable models
- horn clauses
- deductive databases
- constraint logic programming
- database queries
- nonmonotonic reasoning
- computational properties
- query evaluation
- inductive logic programming
- normal logic programs
- loop formulas
- stable model semantics
- term rewriting systems
- logic program updates
- reasoning tasks
- strong equivalence
- answering queries
- database
- default logic
- knowledge base
- expert systems