Electron. J. Differential Equations, Vol. 2025 (2025), No. 111, pp. 1-15.

Well-posedness of generalized magnetohydrodynamic equations in variable Lebesgue spaces

Jinyi Sun, Yuanwei Mai, Minghua Yang

Abstract:
This article concerns the well-posedness of the generalized magnetohydrodynamic equations in variable Lebesgue spaces. By using some basic properties of variable Lebesgue spaces and decay estimates of the fractional heat kernel, we prove the existence of local and global solutions to the generalized magnetohydrodynamic equations in two different types of variable Lebesgue spaces.

Submitted July 6, 2025. Published November 25, 2025.
Math Subject Classifications: 35Q35, 46E30, 76D03, 76W05.
Key Words: Generalized magnetohydrodynamic equations; variable Lebesgue spaces; well-posedness.
DOI: 10.58997/ejde.2025.111

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Jinyi Sun
College of Mathematics and Statistics
Northwest Normal University
Lanzhou 730070, China
email: sunjinyi333@163.com
Yuanwei Mai
College of Mathematics and Statistics
Northwest Normal University
Lanzhou 730070, China
email: maiyuanwei0425@163.com
Minghua Yang
Department of Mathematics
Jiangxi University of Finance and Economics
Nanchang 330032, China
email: ymh20062007@163.com

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