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ICDT
2010
ACM
180views Database» more  ICDT 2010»
16 years 3 months ago
Foundations of SPARQL Query Optimization
We study fundamental aspects related to the efficient processing of the SPARQL query language for RDF, proposed by the W3C to encode machine-readable information in the Semantic W...
Michael Schmidt, Michael Meier, Georg Lausen
CN
1999
163views more  CN 1999»
15 years 5 months ago
Operational Semantics for MSC'96
Recently, the ITU-standardised specification language Message Sequence Chart has been extended with constructs for more complete and structured specifications. The new version of ...
Sjouke Mauw, Michel A. Reniers
ECOOP
2006
Springer
15 years 9 months ago
Variance and Generalized Constraints for C# Generics
Abstract. Generic types in C behave invariantly with respect to subtyping. We propose a system of type-safe variance for C that supports the declaration of covariant and contravari...
Burak Emir, Andrew Kennedy, Claudio V. Russo, Dach...
CALCO
2011
Springer
225views Mathematics» more  CALCO 2011»
14 years 6 months ago
Linearly-Used State in Models of Call-by-Value
Abstract. We investigate the phenomenon that every monad is a linear state monad. We do this by studying a fully-complete state-passing translation from an impure call-by-value lan...
Rasmus Ejlers Møgelberg, Sam Staton
FLOPS
2004
Springer
15 years 11 months ago
Relaxing the Value Restriction
Restricting polymorphism to values is now the standard way to obtain soundness in ML-like programming languages with imperative features. While this solution has undeniable advant...
Jacques Garrigue