Keyphrases
- logic programming
- first order logic
- classical first order logic
- logic programs
- horn clauses
- knowledge representation
- disjunctive logic programs
- answer set programming
- logic programming language
- inductive logic programming
- inference rules
- knowledge representation and reasoning
- answer sets
- propositional logic
- knowledge base
- default logic
- classical logic
- fixpoint
- nonmonotonic reasoning
- deductive databases
- probabilistic reasoning
- programming language
- constraint logic programming
- procedural semantics
- truth values
- answer set programs
- reasoning about actions
- computational logic
- representation language
- declarative semantics
- function symbols
- defeasible argumentation
- propositional variables
- relational learning
- model theoretic
- background knowledge
- relational databases
- expert systems
- database systems