Sufficient conditions for the regularity of the solutions of the Navier-Stokes equations

被引:0
|
作者
Berselli, LC [1 ]
机构
[1] Univ Pisa, Dipartimento Matemat L Tonelli, I-56127 Pisa, Italy
关键词
Navier-Stokes equations; regularity; weak solutions;
D O I
10.1002/(SICI)1099-1476(19990910)22:13<1079::AID-MMA71>3.0.CO;2-4
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In this paper we find sufficient conditions, involving only the pressure, that ensure the regularity of weak solutions to the Navier-Stokes equations. Conditions involving only the pressure were previously obtained in [7, 4]. Following a remark in this last reference we improve, in particular, Kaniel's result [7]. Our condition can be seen at the light of the heuristic idea that the pressure behaves similarly to the modulus squared of the velocity. Copyright (C) 1999 John Wiley & Sons, Ltd.
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页码:1079 / 1085
页数:7
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