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The effect of noise intensity on parabolic equations

Guangying Lv, Hongjun Gao, Jinlong Wei, Jiang-lun Wu Orcid Logo

Discrete & Continuous Dynamical Systems - B, Volume: 25, Issue: 5, Pages: 1715 - 1728

Swansea University Author: Jiang-lun Wu Orcid Logo

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DOI (Published version): 10.3934/dcdsb.2019248

Abstract

In this paper, the effect of noise intensity on parabolic equations is considered. We focus on the effect of noise on the energy solutions of stochastic parabolic equations. By utilising Ito’s formula and energy estimate method, we obtain excitation indices of the solution u at time t. Furthermore,...

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Published in: Discrete & Continuous Dynamical Systems - B
ISSN: 1553-524X 1553-524X
Published: USA American Institute of Mathematical Sciences (AIMS) 2020
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URI: https://cronfa.swan.ac.uk/Record/cronfa51133
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Abstract: In this paper, the effect of noise intensity on parabolic equations is considered. We focus on the effect of noise on the energy solutions of stochastic parabolic equations. By utilising Ito’s formula and energy estimate method, we obtain excitation indices of the solution u at time t. Furthermore, we verify the existing results in the literature by a comparably simpler method.
Keywords: Ito’s formula; stochastic parabolic equation; energy estimate method.
College: Faculty of Science and Engineering
Issue: 5
Start Page: 1715
End Page: 1728