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Asymptotic behavior of the Boussinesq equation with nonlocal weak damping and arbitrary growth nonlinear function
  • Yichun Mo,
  • Qiaozhen Ma,
  • Lijuan YAO
Yichun Mo
Northwest Normal University
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Qiaozhen Ma
Northwest Normal University

Corresponding Author:[email protected]

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Lijuan YAO
Northwest Normal University
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Abstract

In this paper, we consider the asymptotic behavior of the Boussinesq equation with nonlocal weak damping when the nonlinear function is arbitrary polynomial growth. We firstly prove the well-posedness of solution by means of the monotone operator theory. At the same time, we obtain the dissipative property of the dynamical system (E ,S( t)) associated with the problem in the space H 0 2 ( Ω ) × L 2 ( Ω ) and D ( A 3 4 ) × H 0 1 ( Ω ) , respectively. After that, the asymptotic smoothness of the dynamical system (E ,S( t)) and the further quasi-stability are demonstrated by the energy reconstruction method. Finally, different from [21] we show not only existence of the finite global attractor but also existence of the generalized exponential attractor.
01 Feb 2023Submitted to Mathematical Methods in the Applied Sciences
01 Feb 2023Assigned to Editor
01 Feb 2023Submission Checks Completed
07 Feb 2023Review(s) Completed, Editorial Evaluation Pending
12 Sep 2023Reviewer(s) Assigned