XPath is the W3C?standard node addressing language for XML documents. XPath is still under development and its technical aspects are intensively studied. What is missing at presen...
Recent experimental results have shown that the strength of resolution, the propositional DPLL procedure, the KSAT procedure for description logics, or related tableau-like implem...
We present results of our work on using first order theorem proving to reason over a large ontology (the Suggested Upper Merged Ontology ? SUMO), and methods for making SUMO suita...
Abstract. We present for the first-order theory of atomic Boolean algebras of sets with linear cardinality constraints a quantifier elimination algorithm. In the case of atomic Boo...
One of the major weaknesses of current research on the Semantic Web (SW) is the lack of proper means to represent and reason with uncertainty. A number of recent efforts from the ...
Paulo Cesar G. da Costa, Marcelo Ladeira, Rommel N...