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» Language, Logic, and the Brain
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WWW
2011
ACM
15 years 1 months ago
A better uncle for OWL: nominal schemas for integrating rules and ontologies
We propose a description-logic style extension of OWL 2 with nominal schemas which can be used like“variable nominal classes”within axioms. This feature allows ontology langua...
Markus Krötzsch, Frederick Maier, Adila Krisn...
ICALP
2009
Springer
16 years 6 months ago
On Regular Temporal Logics with Past,
The IEEE standardized Property Specification Language, PSL for short, extends the well-known linear-time temporal logic LTL with so-called semi-extended regular expressions. PSL an...
Christian Dax, Felix Klaedtke, Martin Lange
PODS
2008
ACM
143views Database» more  PODS 2008»
16 years 6 months ago
XPath, transitive closure logic, and nested tree walking automata
We consider the navigational core of XPath, extended with two operators: the Kleene star for taking the transitive closure of path expressions, and a subtree relativisation operat...
Balder ten Cate, Luc Segoufin
ICLP
1999
Springer
15 years 10 months ago
Algebra of Logic Programming
A declarative programming language has two kinds of semantics. The tract helps in reasoning about speci cations and correctness, while an operational semantics determines the mann...
Silvija Seres, J. Michael Spivey, C. A. R. Hoare
AGI
2008
15 years 8 months ago
Temporal Action Logic for Question Answering in an Adventure Game
Inhabiting the complex and dynamic environments of modern computer games with autonomous agents capable of intelligent timely behaviour is a significant research challenge. We illu...
Martin Magnusson, Patrick Doherty