Keyphrases
- logic programs
- logic programming
- answer sets
- answer set programming
- fixpoint
- background knowledge
- stable models
- computational properties
- prolog programs
- inductive logic programming
- partial deduction
- recursive programs
- normal logic programs
- logic program updates
- term rewriting systems
- loop formulas
- declarative semantics
- stable model semantics
- answer set semantics
- horn clauses
- functional programs
- strong equivalence
- existentially quantified
- abductive reasoning