Keyphrases
- logic programs
- definite clause
- logic programming
- horn clauses
- answer sets
- fixpoint
- stable models
- answer set programming
- background knowledge
- partial deduction
- normal logic programs
- computational properties
- inductive logic programming
- prolog programs
- strong equivalence
- term rewriting systems
- logic program updates
- autoepistemic logic
- declarative semantics
- recursive programs
- partial order