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Relaxation time is monotone in temperature in the mean-field Ising model

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Abstract

In this note we consider the Glauber dynamics for the mean-field Ising model, when all couplings are equal and the external field is uniform. It is proved that the relaxation time of the dynamics is monotonically decreasing in temperature.

Original languageEnglish
Pages (from-to)1094-1097
Number of pages4
JournalStatistics and Probability Letters
Volume81
Issue number8
DOIs
StatePublished - Aug 2011

Keywords

  • Glauber dynamics
  • Ising model
  • Mean-field model
  • Monotonicity conjecture
  • Spectral gap

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