Exterior problem for the spherically symmetric isentropic compressible Navier-Stokes equations with density-dependent viscosity

被引:0
|
作者
Lian, Ruxu [1 ,2 ]
Liu, Jian [3 ]
机构
[1] North China Univ Water Resources & Elect Power, Coll Math & Informat Sci, Zhengzhou 450011, Peoples R China
[2] Chinese Acad Sci, Inst Atmospher Phys, Beijing 100029, Peoples R China
[3] Quzhou Univ, Coll Teacher Educ, Quzhou 324000, Peoples R China
来源
BOUNDARY VALUE PROBLEMS | 2016年
基金
中国博士后科学基金;
关键词
spherically symmetric Navier-Stokes equations; exterior problem; density-dependent viscosity; GLOBAL WEAK SOLUTIONS; SHALLOW-WATER MODEL; COEFFICIENT; DERIVATION; EXISTENCE; SYSTEM; FLOWS;
D O I
10.1186/s13661-016-0535-5
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In this paper, we study the exterior problem for the spherically symmetric isentropic compressible Navier-Stokes equations with density-dependent viscosity coefficients. Under certain assumptions imposed on the initial data, we show that there exists a unique global strong solution to the exterior problem and obtain the regularity of the strong solution. Some ideas and more delicate estimates are introduced to prove these results.
引用
收藏
页码:1 / 20
页数:20
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