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JSYML
2011
108views more  JSYML 2011»
13 years 7 months ago
Analytic equivalence relations and bi-embeddability
Abstract. Louveau and Rosendal [5] have shown that the relation of biembeddability for countable graphs as well as for many other natural classes of countable structures is complet...
Sy-David Friedman, Luca Motto Ros
TCS
2010
13 years 10 months ago
Contract-based discovery of Web services modulo simple orchestrators
Web services are distributed processes with a public description of their behavior, or contract. The availability of repositories of Web service descriptions enables interesting f...
Luca Padovani
ENTCS
2007
86views more  ENTCS 2007»
14 years 12 days ago
Simulations Up-to and Canonical Preorders: (Extended Abstract)
d abstract) David de Frutos Escrig1 ,3 Departamento de Sistemas Inform´aticos y Computaci´on Universidad Complutense de Madrid Madrid, Spain Carlos Gregorio Rodr´ıguez2 ,4 Depa...
David de Frutos-Escrig, Carlos Gregorio-Rodr&iacut...
ISCI
2006
69views more  ISCI 2006»
14 years 12 days ago
Some remarks on congruences obtained from the L-fuzzy Nakano hyperoperation
In this paper we study relations which are congruences with respect to and p, where pis the p-cut of the L-fuzzy hyperoperation . The main idea is to start from an equivalence re...
K. Serafimidis, Athanasios Kehagias
ENTCS
2008
118views more  ENTCS 2008»
14 years 15 days ago
Coinductive Characterisations Reveal Nice Relations Between Preorders and Equivalences
There are two ways to define a semantics for process algebras: either directly by means of an equivalence relation or by means of a preorder whose kernel is the desired equivalenc...
David de Frutos-Escrig, Carlos Gregorio-Rodr&iacut...
CORR
2008
Springer
50views Education» more  CORR 2008»
14 years 16 days ago
When are two algorithms the same?
People usually regard algorithms as more abstract than the programs that implement them. The natural way to formalize this idea is that algorithms are equivalence classes of progra...
Andreas Blass, Nachum Dershowitz, Yuri Gurevich
CORR
2010
Springer
71views Education» more  CORR 2010»
14 years 16 days ago
The relational model is injective for Multiplicative Exponential Linear Logic (without weakenings)
We show that for Multiplicative Exponential Linear Logic (without weakenings) the syntactical equivalence relation on proofs induced by cut-elimination coincides with the semantic ...
Daniel de Carvalho, Lorenzo Tortora de Falco
FORTE
1990
14 years 1 months ago
Verifying Bisimulations "On the Fly"
This paper describes a decision procedure for bisimulation-based equivalence relations between labeled transition systems. The algorithm usually performed in order to verify bisim...
Jean-Claude Fernandez, Laurent Mounier
CAV
1993
Springer
127views Hardware» more  CAV 1993»
14 years 4 months ago
Symbolic Equivalence Checking
Abstract. We describe the implementation, within ALDEBARAN of an algorithmic method allowing the generation of a minimal labeled transition rom an abstract model ; this minimality ...
Jean-Claude Fernandez, Alain Kerbrat, Laurent Moun...
KR
2004
Springer
14 years 5 months ago
Intransitivity and Vagueness
There are many examples in the literature that suggest that indistinguishability is intransitive, despite the fact that the indistinguishability relation is typically taken to be ...
Joseph Y. Halpern