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WAOA
2010
Springer
251views Algorithms» more  WAOA 2010»
13 years 2 months ago
How to Play Unique Games on Expanders
In this paper, we improve a result by Arora, Khot, Kolla, Steurer, Tulsiani, and Vishnoi on solving the Unique Games problem on expanders. Given a (1-)-satisfiable instance of Uniq...
Konstantin Makarychev, Yury Makarychev
SIAMJO
2008
144views more  SIAMJO 2008»
13 years 4 months ago
Embedded in the Shadow of the Separator
Eigenvectors to the second smallest eigenvalue of the Laplace matrix of a graph, also known as Fiedler vectors, are the basic ingredient in spectral graph partitioning heuristics....
Frank Göring, Christoph Helmberg, Markus Wapp...
APPML
2008
73views more  APPML 2008»
13 years 4 months ago
Free vibrations for some Koiter shells of revolution
The asymptotic behaviour of the smallest eigenvalue in linear Koiter shell problems is studied, as the thickness parameter tends to zero. In particular, three types of shells of r...
Edoardo Artioli, Lourenço Beirão da ...