In this paper we provide an explicit way to compute asymptotically almost sure upper bounds on the bisection width of random d-regular graphs, for any value of d. We provide the bounds for 5 less than or equal to d less than or equal to 12. The upper bounds are obtained from the analysis of the performance of a randomized greedy algorithm to find bisections of d-regular graphs. We also give empirical values of the size of bisection found by the algorithm for some small values of d and compare it with numerical approximations of our theoretical bounds. Our analysis also gives asymptotic lower bounds for the size of the maximum bisection.
机构:
Los Alamos Natl Lab, Div Theoret, Los Alamos, NM 87545 USA
Los Alamos Natl Lab, Ctr Nonlinear Studies, Los Alamos, NM 87545 USALos Alamos Natl Lab, Div Theoret, Los Alamos, NM 87545 USA
Zdeborova, Lenka
Boettcher, Stefan
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Emory Univ, Dept Phys, Atlanta, GA 30322 USALos Alamos Natl Lab, Div Theoret, Los Alamos, NM 87545 USA
Boettcher, Stefan
JOURNAL OF STATISTICAL MECHANICS-THEORY AND EXPERIMENT,
2010,
机构:
Department of Mathematics, The Ohio State University, 231 W 18th Ave, Columbus,OH,43210, United StatesDepartment of Mathematics, The Ohio State University, 231 W 18th Ave, Columbus,OH,43210, United States
Nguyen, Hoi H.
Pan, Amanda
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Department of Mathematics, The Ohio State University, 231 W 18th Ave, Columbus,OH,43210, United StatesDepartment of Mathematics, The Ohio State University, 231 W 18th Ave, Columbus,OH,43210, United States