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» The Model Evolution Calculus
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AMC
2006
125views more  AMC 2006»
13 years 8 months ago
A symbolic and algebraic computation based Lambda-Boolean reduction machine via PROLOG
This paper presents a new Lambda-Boolean reduction machine for Lambda-Boolean and Lambda-Beta Boolean reductions in the context of Lambda Calculus and introduces the role of Churc...
Seref Mirasyedioglu, Tolga Güyer
CORR
2007
Springer
151views Education» more  CORR 2007»
13 years 8 months ago
The Complexity of Games on Higher Order Pushdown Automata
Abstract. We prove an n-exptime lower bound for the problem of deciding the winner in a reachability game on Higher Order Pushdown Automata (HPDA) of level n. This bound matches th...
Thierry Cachat, Igor Walukiewicz
MST
2008
119views more  MST 2008»
13 years 8 months ago
Logical Equivalence for Subtyping Object and Recursive Types
Subtyping in first order object calculi is studied with respect to the logical semantics obtained by identifying terms that satisfy the same set of predicates, as formalised throu...
Steffen van Bakel, Ugo de'Liguoro
CL
2002
Springer
13 years 8 months ago
Security boundaries in mobile ambients
A new notion of security boundary is introduced to model multilevel security policies in the scenario of mobile systems, within Cardelli and Gordon's "pure" mobile ...
Chiara Braghin, Agostino Cortesi, Riccardo Focardi
WILF
2009
Springer
216views Fuzzy Logic» more  WILF 2009»
14 years 2 months ago
Barycentric Algebras and Gene Expression
Barycentric algebras have seen widespread application in the modeling of convex sets, semilattices, and quantum mechanics. Recently, they were developed further to encompass Boolea...
Anna B. Romanowska, Jonathan D. H. Smith