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AMC
2011
15 years 1 months ago
Variational theory and domain decomposition for nonlocal problems
In this article we present the first results on domain decomposition methods for nonlocal operators. We present a nonlocal variational formulation for these operators and establi...
Burak Aksoylu, Michael L. Parks
SIAMCOMP
2008
148views more  SIAMCOMP 2008»
15 years 4 months ago
The Combined Power of Conditions and Information on Failures to Solve Asynchronous Set Agreement
Abstract. To cope with the impossibility of solving agreement problems in asynchronous systems made up of n processes and prone to t process crashes, system designers tailor their ...
Achour Mostéfaoui, Sergio Rajsbaum, Michel ...
SIAMCOMP
2008
101views more  SIAMCOMP 2008»
15 years 6 months ago
Combination Can Be Hard: Approximability of the Unique Coverage Problem
We prove semi-logarithmic inapproximability for a maximization problem called unique coverage: given a collection of sets, find a subcollection that maximizes the number of elemen...
Erik D. Demaine, Uriel Feige, MohammadTaghi Hajiag...
SCL
2008
95views more  SCL 2008»
15 years 6 months ago
Model validation for IQC uncertain systems with fixed initial conditions
: The paper considers a model validation problem for a class of uncertain systems in which the uncertainty is described by an integral quadratic constraint and the uncertain system...
Ian R. Petersen
MOC
2002
86views more  MOC 2002»
15 years 5 months ago
Hermite interpolation of nonsmooth functions preserving boundary conditions
Abstract. This article is devoted to the construction of a Hermite-type regularization operator transforming functions that are not necessarily C1 into globally C1 finite-element f...
V. Girault, L. R. Scott