Poisson stability of solutions for stochastic evolution equations driven by fractional Brownian motion

Fuente: arXiv
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Autores principales: Zhang, Xinze, Yong, Li, Yang, Xue
Formato: Preprint
Publicado: 2024
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author Zhang, Xinze
Yong, Li
Yang, Xue
author_facet Zhang, Xinze
Yong, Li
Yang, Xue
contents In this paper, we study the problem of Poisson stability of solutions for stochastic semi-linear evolution equation driven by fractional Brownian motion \mathrm{d} X(t)= \left( AX(t) + f(t, X(t)) \right) \mathrm{d}t + g\left(t, X(t)\right)\mathrm{d}B^H_{Q}(t), where A is an exponentially stable linear operator acting on a separable Hilbert space \mathbb{H}, coefficients f and g are Poisson stable in time, and B^H_Q (t) is a Q-cylindrical fBm with Hurst index H. First, we establish the existence and uniqueness of the solution for this equation. Then, we prove that under the condition where the functions f and g are sufficiently "small", the equation admits a solution that exhibits the same character of recurrence as f and g. The discussion is further extended to the asymptotic stability of these Poisson stable solutions. Finally, we include an example to validate our results.
format Preprint
id arxiv_https___arxiv_org_abs_2407_04313
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Poisson stability of solutions for stochastic evolution equations driven by fractional Brownian motion
Zhang, Xinze
Yong, Li
Yang, Xue
Dynamical Systems
Analysis of PDEs
Probability
60G22, 34C25, 34C27, 37B20, 60H10, 34D20
In this paper, we study the problem of Poisson stability of solutions for stochastic semi-linear evolution equation driven by fractional Brownian motion \mathrm{d} X(t)= \left( AX(t) + f(t, X(t)) \right) \mathrm{d}t + g\left(t, X(t)\right)\mathrm{d}B^H_{Q}(t), where A is an exponentially stable linear operator acting on a separable Hilbert space \mathbb{H}, coefficients f and g are Poisson stable in time, and B^H_Q (t) is a Q-cylindrical fBm with Hurst index H. First, we establish the existence and uniqueness of the solution for this equation. Then, we prove that under the condition where the functions f and g are sufficiently "small", the equation admits a solution that exhibits the same character of recurrence as f and g. The discussion is further extended to the asymptotic stability of these Poisson stable solutions. Finally, we include an example to validate our results.
title Poisson stability of solutions for stochastic evolution equations driven by fractional Brownian motion
topic Dynamical Systems
Analysis of PDEs
Probability
60G22, 34C25, 34C27, 37B20, 60H10, 34D20
url https://arxiv.org/abs/2407.04313