Multiplicative ergodic theorem of semi-discrete dynamic system
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- by Jiahui Feng and Xue Yang PDF
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Abstract:
In this paper, Multiplicative Ergodic Theorem (MET) on manifolds with semi-discrete time variable is proved. Considering that there is no cocycle property with any semi-discrete time variable $t\in \mathbb {T}$, we define the quasi-cocycle property on forward and backward time scales. We obtain the skew-product quasi-flow with semi-discrete time variable $t\in \mathbb {T}$. For dynamic equations with $\Delta$-derivative and $\nabla$-derivative on $\mathbb {T}$, we present a more generalized version about MET of semi-discrete system. The result is more suitable for treating models with nonuniform time difference and studying the stability of systems induced by both differential and difference operators.References
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Additional Information
- Jiahui Feng
- Affiliation: College of Mathematics, Jilin University, Changchun 130012, People’s Republic of China
- Email: fengjiahui1018@163.com
- Xue Yang
- Affiliation: College of Mathematics, Jilin University, Changchun 130012, People’s Republic of China; and School of Mathematics and Statistics, and Center for Mathematics and Interdisciplinary Sciences, Northeast Normal University, Changchun 130024, People’s Republic of China
- Email: yangxuemath@163.com
- Received by editor(s): June 28, 2021
- Received by editor(s) in revised form: December 8, 2021, and January 2, 2022
- Published electronically: June 10, 2022
- Additional Notes: This work was supported by National Basic Research Program of China (No. 2013CB834100), NSFC (No. 12071175), JilinDRC (No. 2017C028-1), Science and Technology Development of Jilin Province, China (No. 20190201302JC), Natural Science Foundation of Jilin Province (No. 20200201253JC)
The first author is the corresponding author - Communicated by: Wenxian Shen
- © Copyright 2022 American Mathematical Society
- Journal: Proc. Amer. Math. Soc. 150 (2022), 4393-4405
- MSC (2020): Primary 37H15, 37D25
- DOI: https://doi.org/10.1090/proc/15999
- MathSciNet review: 4470183