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广义霍尔磁流体力学方程弱解的快速衰减(英文) 被引量:1

Rapid time decayof weak solutions to the generalized Hall-magneto-hydrodynamics equations
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摘要 主要研究了广义霍尔磁流体力学方程解的快速衰减问题.利用经典的Fourier变换方法,得到了弱解的L2衰减(1+t)-7/4.这一结论主要是基于非线性项的低频效率. The rapid time decay for solutions to the generalized Hall-magneto-hydrodynamics equations was studied.By developing the classic Fourier splitting methods,the more rapid L2 decay rate of the weak solutions as (1+t)-7/4 was derived.The trick is mainly based on the even lower frequency effect of the nonlinear term.
出处 《中国科学技术大学学报》 CAS CSCD 北大核心 2015年第9期727-732,共6页 JUSTC
基金 Supported by the NNSF of China(11271019)
关键词 广义Hall-MHD方程 时间衰减 频数估计 不可压的 generalized Hall-MHD equations time decay frequency estimation incompressible
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参考文献8

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