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ENTCS
2008
129views more  ENTCS 2008»
14 years 16 days ago
The York Abstract Machine
Abstract Machine Greg Manning1 Detlef Plump2 Department of Computer Science The University of York, UK duce the York Abstract Machine (YAM) for implementing the graph programming ...
Greg Manning, Detlef Plump
ENTCS
2008
98views more  ENTCS 2008»
14 years 16 days ago
Graph Transformation Semantics for a QVT Language
It has been claimed by many in the graph transformation community that model transformation, as understood in the context of Model Driven Architecture, can be seen as an applicati...
Arend Rensink, Ronald Nederpel
ENTCS
2008
120views more  ENTCS 2008»
14 years 16 days ago
Reasoning about B+ Trees with Operational Semantics and Separation Logic
The B+ tree is an ordered tree structure with a fringe list. It is the most widely used data structure for data organisation and searching in database systems specifically, and, p...
Alan P. Sexton, Hayo Thielecke
ENTCS
2008
72views more  ENTCS 2008»
14 years 16 days ago
Towards a Notion of Transaction in Graph Rewriting
We define transactional graph transformation systems (t-gtss), a mild extension of the ordinary framework for the double-pushout approach to graph transformation, which allows to ...
Paolo Baldan, Andrea Corradini, Fernando Luí...
ENTCS
2008
102views more  ENTCS 2008»
14 years 16 days ago
Encoding Distributed Process Calculi into LMNtal
Towards a unifying model of concurrency, we have designed and implemented LMNtal (pronounced "elemental"), a model and language based on hierarchical graph rewriting tha...
Kazunori Ueda
ENTCS
2008
94views more  ENTCS 2008»
14 years 16 days ago
Expressiveness of Process Algebras
We examine ways to measure expressiveness of process algebras, and recapitulate and compare some related results from the literature.
Joachim Parrow
ENTCS
2008
100views more  ENTCS 2008»
14 years 16 days ago
Model-based Engineering of Embedded Systems Using the Hybrid Process Algebra Chi
Hybrid Chi is a process algebra for the modeling and analysis of hybrid systems. It enables modular specification of hybrid systems by means of a large set of atomic statements an...
Jos C. M. Baeten, Dirk A. van Beek, Pieter J. L. C...
ENTCS
2008
115views more  ENTCS 2008»
14 years 16 days ago
Time Separation of Events: An Inverse Method
The problem of "time separation" can be stated as follows: Given a system made of several connected components, each one entailing a local delay known with uncertainty, ...
Emmanuelle Encrenaz, Laurent Fribourg
ENTCS
2008
110views more  ENTCS 2008»
14 years 16 days ago
Modelling Devices for Natural Interaction
We do not interact with systems without first performing some physical action on a physical device. This paper shows how formal notations and formal models can be developed to acc...
Alan J. Dix, Masitah Ghazali, Devina Ramduny-Ellis
ENTCS
2008
110views more  ENTCS 2008»
14 years 16 days ago
Exploring an Option Space to Engineer a Ubiquitous Computing System
Engineering natural and appropriate interactive behaviour in ubiquitous computing systems presents new challenges to their developers. This paper explores formal models of interac...
Michael D. Harrison, Christian Kray, José C...