Keyphrases
- logic programs
- logic programming
- answer sets
- stable models
- fixpoint
- answer set programming
- background knowledge
- inductive logic programming
- computational properties
- term rewriting systems
- normal logic programs
- partial deduction
- strong equivalence
- answer set programs
- stable model semantics
- loop formulas
- deductive databases
- horn clauses
- data exchange
- object oriented
- relational databases
- expert systems
- artificial intelligence