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DIMACS
1996
13 years 8 months ago
On the Expression of Graph Properties in some Fragments of Monadic Second-Order Logic
: We review the expressibility of some basic graph properties in certain fragments of Monadic Second-Order logic, like the set of Monadic-NP formulas. We focus on cases where a pro...
Bruno Courcelle
FUIN
2007
135views more  FUIN 2007»
13 years 7 months ago
On First-Order Fragments for Mazurkiewicz Traces
Mazurkiewicz traces form a model for concurrency. Temporal logic st-order logic are important tools in order to deal with the abstract behavior of such systems. Since typical prop...
Volker Diekert, Martin Horsch, Manfred Kufleitner
DIAGRAMS
2004
Springer
13 years 11 months ago
Towards a Default Reading for Constraint Diagrams
Constraint diagrams are a diagrammatic notation which may be used to express logical constraints. They were designed to complement the Unified Modeling Language in the development ...
Andrew Fish, John Howse
ICDT
2005
ACM
139views Database» more  ICDT 2005»
14 years 25 days ago
First Order Paths in Ordered Trees
We give two sufficient conditions on XPath like languages for having first order expressivity, meaning that every first order definable set of paths in an ordered node-labeled t...
Maarten Marx
ICDE
2009
IEEE
165views Database» more  ICDE 2009»
14 years 9 months ago
Expressive Location-Based Continuous Query Evaluation with Binary Decision Diagrams
Many location-based services require rich and expressive query language support for filtering large amounts of information. In prominent location-based services thousands of conti...
Zhengdao Xu, Hans-Arno Jacobsen