Keyphrases
- stable models
- fixpoint
- datalog programs with negation
- logic programs
- fixpoint semantics
- datalog programs
- logic programming
- deductive databases
- normal logic programs
- stable model semantics
- answer set programming
- finite state machines
- horn clauses
- propositional logic
- answer sets
- nonmonotonic reasoning
- loop formulas
- semantics for logic programs
- background knowledge