MHD 方程无磁扩散情况下的轴对称自相似解
偏微分方程分析
2025-06-26 v1
作者:
Shaoheng Zhang
摘要
我们研究无磁扩散的 MHD 方程中 (u,B) 的轴对称自相似解,其中 B 仅包含旋转分量。在 R3∖{0} 中的情形下,我们的第一个结果表明 u 为 Landau 解且 B=0。我们的第二个结果证明,在 R+3 半空间中,若施加无滑移边界条件或 Navier 滑移边界条件,则轴对称自相似解必为平凡解。
引用
@article{arxiv.2506.20131,
title = {Axisymmetric self-similar solutions to the MHD equations without magnetic diffusion},
author = {Shaoheng Zhang},
journal= {arXiv preprint arXiv:2506.20131},
year = {2025}
}
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