Keyphrases
- logic programs
- logic programming
- answer sets
- fixpoint
- stable models
- background knowledge
- prolog programs
- computational properties
- answer set programming
- normal logic programs
- partial deduction
- logic program updates
- horn clauses
- inductive logic programming
- stable model semantics
- declarative semantics
- existentially quantified
- answer set programs
- artificial intelligence
- answer set semantics
- minimal models