Keyphrases
- natural language
- logic programs
- logic programming
- stable models
- answer set programming
- fixpoint
- background knowledge
- answer sets
- inductive logic programming
- semantics for logic programs
- stable model semantics
- normal logic programs
- prolog programs
- computational properties
- propositional logic
- artificial intelligence
- abductive reasoning
- existentially quantified
- partial deduction
- term rewriting systems