Keyphrases
- logic programs
- logic programming
- answer sets
- fixpoint
- background knowledge
- prolog programs
- normal logic programs
- term rewriting systems
- partial deduction
- stable models
- answer set programming
- computational properties
- abductive reasoning
- answer set semantics
- stable model semantics
- inductive logic programming
- loop formulas
- object oriented
- declarative semantics
- functional programs
- existentially quantified
- data exchange
- decision problems
- logic program updates