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LOPSTR
1992
Springer
13 years 11 months ago
1992
Springer
We present a self-applicable partial evaluator for a large subset of full Prolog. The partial evaluator, called Logimix, is the result of applying our experience from partial eval...
ER
2007
Springer
13 years 11 months ago
2007
Springer
The paper presents an unified Description Logic (DL) model for databases. Describing database models using DLs is a fundamental problem in many areas because it turns databases to...
REX
1991
13 years 11 months ago
1991
We propose a framework for the formal speci cation and veri cation of timed and hybrid systems. For timed systems we propose a speci cation language that refers to time only throug...
LREC
2010
13 years 9 months ago
2010
One of the essential functions of natural language is to talk about spatial relationships between objects. Linguistic constructs can express highly complex, relational structures ...
PODS
2010
ACM
13 years 7 months ago
2010
ACM
We study functional and multivalued dependencies over SQL tables with NOT NULL constraints. Under a no-information interpretation of null values we develop tools for reasoning. We...