Dimensional Properties of the Harmonic Measure for a Random Walk on a Hyperbolic Group

This paper deals with random walks on isometry groups of Gromov hyperbolic spaces, and more precisely with the dimension of the harmonic measure ν associated with such a random walk. We first establish a link of the form dim ν ≤ h/l between the dimension of the harmonic measure, the asymptotic entro...

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Veröffentlicht in:Transactions of the American Mathematical Society. - American Mathematical Society, 1900. - 359(2007), 6, Seite 2881-2898
1. Verfasser: Le Prince, Vincent (VerfasserIn)
Format: Online-Aufsatz
Sprache:English
Veröffentlicht: 2007
Zugriff auf das übergeordnete Werk:Transactions of the American Mathematical Society
Schlagworte:Ergodic theory random walk hyperbolic group harmonic measure entropy Mathematics Physical sciences Philosophy Applied sciences