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Two-sided problem for the random walk with bounded maximal increment

  • Valeriy I. Afanasyev EMAIL logo
Published/Copyright: April 7, 2021

Abstract

We consider a random walk with zero drift and finite positive variance σ2. For positive numbers y, z we find the limit as n of the probability that the first exit of the walk from interval -zσn,yσn occurs through its left end, while the maximum increment of the walk until the exit is smaller than xσn, where x is a positive number. The limit theorem is established for the moment of the first exit of the walk from the indicated interval under the condition that this exit occurs through its left end and the value of the maximum walk increment is bounded.


Note: Originally published in Diskretnaya Matematika (2019) 31, No_3, 3–16 (in Russian).


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Received: 2019-03-03
Published Online: 2021-04-07
Published in Print: 2021-04-27

© 2021 Walter de Gruyter GmbH, Berlin/Boston

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