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2004
Springer
15 years 12 months ago
Model-Checking for Weighted Timed Automata
We study the model-checking problem for weighted timed automata and the weighted CTL logic by the bisimulation approach. Weighted timed automata are timed automata extended with co...
Thomas Brihaye, Véronique Bruyère, J...
KR
2004
Springer
15 years 12 months ago
Improving the Forward Chaining Algorithm for Conceptual Graphs Rules
Simple Conceptual Graphs (SGs) are used to represent entities and relations between these entities: they can be translated into positive, conjunctive, existential first-order log...
Jean-François Baget
KR
2004
Springer
15 years 12 months ago
Ontological Knowledge Base Reasoning with Sort-Hierarchy and Rigidity
Although sorts and unary predicates are semantically identical in order-sorted logic, they are classified as different kinds of properties in formal ontology (e.g. sortal and non...
Ken Kaneiwa, Riichiro Mizoguchi
FMCO
2003
Springer
102views Formal Methods» more  FMCO 2003»
15 years 11 months ago
Preserving Properties Under Change
In this paper we discuss the question which properties of a formally verified component are preserved when the component is changed due to an adaption to a new use. More specific...
Heike Wehrheim
ACSAC
1998
IEEE
15 years 11 months ago
Electronic Submission Protocol Based on Temporal Accountability
This paper describes various possible attacks on temporal properties such as temporal records of payment times and declarations of the closing times for electronic submissions, an...
Michiharu Kudo