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An Osgood's criterion for a semilinear stochastic differential equation

Probability 2014-01-31 v1

Abstract

The purpose of this paper is to give an Osgood's criterion for solutions of semilinear stochastic differential equations of the form Xt=ξ+0tb(s,Xs)ds+0tσ(s)XsdWs, t0X_{t}=\xi +\int_{0}^{t}b(s,X_{s})ds+\int_{0}^{t}\sigma (s)X_{s}dW_{s},\ t\geq 0. Here, bb is a non-negative, non-decreasing by components and continuous random field and σ\sigma is a predictable and continuous process. Also we present a generalization of the so-called Feller's test whenever σ1\sigma \equiv 1.

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Cite

@article{arxiv.1401.7905,
  title  = {An Osgood's criterion for a semilinear stochastic differential equation},
  author = {Jorge A. León and Liliana Peralta and José Villa-Morales},
  journal= {arXiv preprint arXiv:1401.7905},
  year   = {2014}
}

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21 pages