Approximation of the expectation of the first exit time from an interval for a random walk

被引:0
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作者
V. I. Lotov
机构
[1] Sobolev Institute of Mathematics,
[2] Novosibirsk State University,undefined
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关键词
random walk; Wald’s sequential test; asymptotic expansions;
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摘要
We obtain asymptotic expansions for the expectation of the first exit time from an expanding strip for a random walk trajectory. We suppose that the distribution of random walk jumps satisfies the Cramér condition on the existence of an exponential moment.
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页码:86 / 92
页数:6
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