STOC
2002
ACM
14 years 12 months ago
2002
ACM
: We initiate the study of a new measure of approximation. This measure compares the performance of an approximation algorithm to the random assignment algorithm. This is a useful ...
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2002
ACM
14 years 12 months ago
2002
ACM
We give polynomial-time quantum algorithms for three problems from computational algebraic number theory. The first is Pell's equation. Given a positive nonsquare integer d, ...
STOC
2002
ACM
14 years 12 months ago
2002
ACM
STOC
2002
ACM
14 years 12 months ago
2002
ACM
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...
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2002
ACM
14 years 12 months ago
2002
ACM
d Abstract] A. C. Gilbert S. Guhay P. Indykz S. Muthukrishnan M. Strauss We give an algorithm for nding a Fourier representation R of B terms for a given discrete signal A of leng...
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2002
ACM
14 years 12 months ago
2002
ACM
STOC
2002
ACM
14 years 12 months ago
2002
ACM
Two infinite walks on the same finite graph are called compatible if it is possible to introduce delays into them in such a way that they never collide. Years ago, Peter Winkler a...
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2002
ACM
14 years 12 months ago
2002
ACM
STOC
2002
ACM
14 years 12 months ago
2002
ACM
STOC
2002
ACM
14 years 12 months ago
2002
ACM
This paper considers the problem of dualizing a monotone CNF (equivalently, computing all minimal transversals of a hypergraph), whose associated decision problem is a prominent o...