We provide a translation from CTL to Datalog¬ Succ. The translation has the following advantages: a) It is natural. b) It provides intuition to the expressive power of CTL and it...
Foto N. Afrati, Theodore Andronikos, Vassia Pavlak...
Ontologies are set to play a key r^ole in the "Semantic Web" by providing a source of shared and precisely defined terms that can be used in descriptions of web resource...
We develop the scheme of indefinite constraint databases using first-order logic as our representation language. When this scheme is instantiated with temporal constraints, the res...
Metaphors pervade our language because they are elastic enough to allow a speaker to express an affective viewpoint on a topic without committing to a specific meaning. This balan...
We study the analysis problem of XPath expressions with counting constraints. Such expressions are commonly used in document transformations or programs in which they select porti...