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Hitting times of hyperbolic Bessel processes

Yuji Hamana, Lujia Zhang Colloquium Mathematicum MSC: Primary 60J60; Secondary 60E10, 60G40 DOI: 10.4064/cm9222-2-2024 Opublikowany online: 29 April 2024

Streszczenie

We investigate the first hitting time to a point of a hyperbolic Bessel process which is the generalization of the radial part of Brownian motion on a hyperbolic space. We give the Laplace transform of the hitting time and the probability that the hyperbolic Bessel process reaches a given point in some time. Moreover, the limiting behavior of the expectation of the hitting time is computed. These results are improvements of some preceding results.

Autorzy

  • Yuji HamanaDepartment of Mathematics
    University of Tsukuba
    Tsukuba 305-8571, Japan
    e-mail
  • Lujia ZhangMetis IP (Chengdu) LLC
    Chengdu, Sichuan 610213, China
    e-mail

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