Keyphrases
- logic programs
- strong equivalence
- logic programs with negation
- loop formulas
- horn clauses
- logic programming
- propositional theories
- answer set programs
- stable models
- general logic programs
- fixpoint
- first order logic
- inference rules
- answer sets
- answer set programming
- refinement operators
- autoepistemic logic
- truth values
- classical logic
- minimal models
- propositional logic
- background knowledge
- normal logic programs
- valued logic
- computational properties
- default logic
- computational problems
- answer set semantics
- model theoretic
- partial deduction
- prolog programs
- multi valued
- disjunctive logic programming
- inductive logic programming
- term rewriting systems
- functional programs
- update operators
- monotonicity constraints
- logic program updates