The complexity of positive first-order logic without equality II: The four-element case.
Barnaby MartinJos MartinPublished in: The Constraint Satisfaction Problem: Complexity and Approximability (2009)
Keyphrases
- first order logic
- expressive power
- function symbols
- theorem proving
- inference rules
- theorem prover
- propositional logic
- probabilistic reasoning
- inductive logic programming
- horn clauses
- representation language
- probabilistic graphical models
- relational algebra
- knowledge representation
- markov networks
- transitive closure
- predicate calculus
- quantifier elimination
- markov logic
- constraint databases
- dl lite
- machine learning
- highly expressive
- computational complexity
- logical rules
- database