Sciweavers

4008 search results - page 67 / 802
» An expressive language of signatures
Sort
View
UML
2001
Springer
15 years 4 months ago
On Querying UML Data Models with OCL
UML is the de-facto standard language for Object-Oriented analysis and design of information systems. Persistent storage and extraction of data in such systems is supported by dat...
David H. Akehurst, Behzad Bordbar
DBPL
1999
Springer
109views Database» more  DBPL 1999»
15 years 4 months ago
Expressing Topological Connectivity of Spatial Databases
We consider two-dimensional spatial databases defined in terms of polynomial inequalities and focus on the potential of programming languages for such databases to express queries...
Floris Geerts, Bart Kuijpers
FSTTCS
1993
Springer
15 years 4 months ago
Induce-Statements and Induce-Expressions: Constructs for Inductive Programming
A for-loop is somewhat similar to an inductive argument. Just as the truth of a proposition P(n + 1) depends on the truth of P(n), the correctness of iteration n+1 of a for-loop de...
Theodore S. Norvell
SYNTHESE
2008
99views more  SYNTHESE 2008»
14 years 11 months ago
Public and private communication are different: results on relative expressivity
Dynamic Epistemic Logic (DEL) is the study of how to reason about knowledge, belief, and communication. This paper studies the relative expressivity of certain fragments of the DE...
Bryan Renne
CADE
2008
Springer
16 years 4 days ago
The Logical Difference Problem for Description Logic Terminologies
Abstract. We consider the problem of computing the logical difference between distinct versions of description logic terminologies. For the lightweight description logic EL, we pre...
Boris Konev, Dirk Walther, Frank Wolter