A characterization of answer sets for logic programs.
Mingyi ZhangYing ZhangFangzhen LinPublished in: Sci. China Ser. F Inf. Sci. (2007)
Keyphrases
- logic programs
- answer sets
- logic programming
- answer set programming
- answer set semantics
- normal logic programs
- fixpoint
- stable models
- answer set programs
- logic program updates
- extended logic programs
- computational properties
- loop formulas
- strong equivalence
- deductive databases
- answer set solvers
- inductive logic programming
- autoepistemic logic
- polynomial hierarchy
- disjunctive logic programming
- reasoning tasks