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ESWS
2008
Springer
15 years 6 months ago
Foundations of RDF Databases
The goal of this paper is to give an overview of the basics of the theory of RDF databases. We provide a formal definition of RDF that includes the features that distinguish this m...
Claudio Gutierrez
JSC
2010
135views more  JSC 2010»
15 years 2 months ago
Deciding inseparability and conservative extensions in the description logic EL
We study the problem of deciding whether two ontologies are inseparable w.r.t. a signature Σ, i.e., whether they have the same consequences in the signature Σ. A special case is...
Carsten Lutz, Frank Wolter
PPDP
2007
Springer
15 years 10 months ago
Mechanized metatheory model-checking
The problem of mechanically formalizing and proving metatheoretic properties of programming language calculi, type systems, operational semantics, and related formal systems has r...
James Cheney, Alberto Momigliano
HIPEAC
2011
Springer
14 years 4 months ago
TypeCastor: demystify dynamic typing of JavaScript applications
Dynamic typing is a barrier for JavaScript applications to achieve high performance. Compared with statically typed languages, the major overhead of dynamic typing comes from runt...
Shisheng Li, Buqi Cheng, Xiao-Feng Li
POPL
2010
ACM
16 years 1 months ago
Dependent types and program equivalence
The definition of type equivalence is one of the most important design issues for any typed language. In dependentlytyped languages, because terms appear in types, this definition...
Jianzhou Zhao, Limin Jia, Stephanie Weirich, Vilhe...