A new improved regularity criterion of solutions to Leray-$\alpha$-MHD model and Navier-Stokes equation
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- by Jiayan Wu and Ting Zhang PDF
- Proc. Amer. Math. Soc. 150 (2022), 4819-4829 Request permission
Abstract:
In this paper, we obtain the $n$th-logarithmically improved regularity criterion of smooth solutions for the incompressible Leray-$\alpha$-MHD model in terms of the magnetic field $B$. Meanwhile, the new logarithmically improved regularity criterion for the 3D Navier-Stokes equation in terms of the pressure $\pi$ and gradient of velocity $\nabla u$ can also be established. Especially, we explore a new logarithmically improved Serrin’s criterion for the 3D Navier-Stokes equations, which improves the results of Lei and Zhou [Commn. Pure Appl. Anal. 12 (2013), pp. 2715–2719].References
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Additional Information
- Jiayan Wu
- Affiliation: School of Mathematical Sciences, Zhejiang University, Hangzhou 310027, People’s Republic of China
- Email: jiayanwu@zju.edu.cn
- Ting Zhang
- Affiliation: School of Mathematical Sciences, Zhejiang University, Hangzhou 310027, People’s Republic of China
- ORCID: 0000-0002-3053-6506
- Email: zhangting79@zju.edu.cn
- Received by editor(s): February 4, 2021
- Received by editor(s) in revised form: January 17, 2022
- Published electronically: June 22, 2022
- Additional Notes: This work was supported by the National Natural Science Foundation of China (11931010, 11621101, 11771389)
The second author is the corresponding author. - Communicated by: Catherine Sulem
- © Copyright 2022 American Mathematical Society
- Journal: Proc. Amer. Math. Soc. 150 (2022), 4819-4829
- MSC (2020): Primary 35Q30
- DOI: https://doi.org/10.1090/proc/16010