Keyphrases
- logic programs
- logic programming
- answer sets
- answer set programming
- stable models
- computational properties
- fixpoint
- background knowledge
- prolog programs
- inductive logic programming
- partial deduction
- update semantics
- existentially quantified
- stable model semantics
- logic program updates
- nonmonotonic reasoning
- natural language
- update operations
- normal logic programs
- functional programs
- term rewriting systems