Keyphrases
- logic programs
- definite clause
- logic programming
- answer sets
- horn clauses
- stable models
- answer set programming
- fixpoint
- inductive logic programming
- computational properties
- normal logic programs
- background knowledge
- strong equivalence
- prolog programs
- functional programs
- partial deduction
- abductive reasoning
- semantic web
- term rewriting systems
- logic program updates
- normal form
- knowledge representation
- stable model semantics
- declarative semantics
- answer set programs