Stepanov-like almost automorphy for stochastic processes and applications to stochastic differential equations

被引:39
作者
Chang, Yong-Kui [1 ,2 ]
Zhao, Zhi-Han [1 ]
N'Guerekata, G. M. [3 ]
Ma, Ruyun [2 ]
机构
[1] Lanzhou Jiaotong Univ, Dept Math, Lanzhou 730070, Gansu, Peoples R China
[2] NW Normal Univ, Dept Math, Lanzhou 730070, Peoples R China
[3] Morgan State Univ, Dept Math, Baltimore, MD 21251 USA
基金
中国博士后科学基金;
关键词
Stepanov-like almost automorphy; Square-mean almost automorphy; Stochastic differential equations; ALMOST-PERIODIC SOLUTIONS; MILD SOLUTIONS; EXISTENCE;
D O I
10.1016/j.nonrwa.2010.09.007
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In this paper, we introduce a new concept of Stepanov-like almost automorphy (or S-2-almost automorphy) for stochastic processes. We use the results obtained to investigate the existence and uniqueness of a Stepanov-like almost automorphic mild solution to a class of nonlinear stochastic differential equations in a real separable Hilbert space. Our main results extend some known ones in the sense of square-mean almost automorphy. (C) 2010 Elsevier Ltd. All rights reserved.
引用
收藏
页码:1130 / 1139
页数:10
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