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» Colouring Random 4-Regular Graphs
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JSAT
2008
122views more  JSAT 2008»
13 years 8 months ago
SAT Algorithms for Colouring Some Special Classes of Graphs: Some Theoretical and Experimental Results
The local search algorithm GSAT is based on the notion of Satisfiability. It has been used successfully for colouring graphs, solving instances of the 3SAT problem, planning block...
Sriyankar Acharyya
FCT
2009
Springer
14 years 3 months ago
On Random Betweenness Constraints
Despite of their applicability betweennness constraints have (to the authorā€™s knowledge) hardly been considered from the random structures point of view. They are essentially diļ...
Andreas Goerdt
CRYPTO
2007
Springer
133views Cryptology» more  CRYPTO 2007»
14 years 3 months ago
On Secure Multi-party Computation in Black-Box Groups
Abstract. We study the natural problem of secure n-party computation (in the passive, computationally unbounded attack model) of the n-product function fG(x1, . . . , xn) = x1 Ā· x...
Yvo Desmedt, Josef Pieprzyk, Ron Steinfeld, Huaxio...
COMBINATORICS
2007
118views more  COMBINATORICS 2007»
13 years 8 months ago
On the Quantum Chromatic Number of a Graph
We investigate the notion of quantum chromatic number of a graph, which is the minimal number of colours necessary in a protocol in which two separated provers can convince a refe...
Peter J. Cameron, Ashley Montanaro, Michael W. New...
STOC
2002
ACM
149views Algorithms» more  STOC 2002»
14 years 9 months ago
The complexity of choosing an H-colouring (nearly) uniformly at random
Cooper, Dyer and Frieze studied the problem of sampling H-colourings (nearly) uniformly at random. Special cases of this problem include sampling colourings and independent sets a...
Leslie Ann Goldberg, Steven Kelk, Mike Paterson