On weighted regularity criteria for the axisymmetric Navier-Stokes equations

被引:11
|
作者
Zhang, Zujin [1 ]
机构
[1] Gannan Normal Univ, Sch Math & Comp Sci, Ganzhou 341000, Jiangxi, Peoples R China
基金
中国国家自然科学基金;
关键词
Axisymmetric Navier-Stokes equations; Regularity criterion; Weighted space; WEAK SOLUTIONS;
D O I
10.1016/j.amc.2016.10.001
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In this paper, we consider the axisymmetric Navier-Stokes equations with swirl. By invoking the magic identity of Miao and Zheng, the symmetry properties of Riesz transforms and the Hardy-Sobolev inequality, we establish regularity criterion involving r(d)omega(theta) with -1 <= d < 0. This improves and extends the results of [3,21]. (C) 2016 Elsevier Inc. All rights reserved.
引用
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页码:18 / 22
页数:5
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