Keyphrases
- fixpoint semantics
- stable model semantics
- control flow
- formal semantics
- declarative semantics
- semantic information
- stable models
- programming language constructs
- dynamic logic
- logic programming
- logic programs
- computer programs
- fixpoint
- answer sets
- operational semantics
- nonmonotonic logics
- information systems
- default reasoning
- default theories
- model theoretic
- deductive databases
- normal logic programs
- case study