Global weak solutions for some Oldroyd models

被引:24
作者
Bejaoui, Olfa [1 ]
Majdoub, Mohamed [1 ]
机构
[1] Univ Tunis El Manar, Fac Sci Tunis, Dept Math, El Manar 2092, Tunisia
关键词
Oldroyd models; Weak solutions; Global existence; Young measure; Equi-integrability; VISCOELASTIC FLUIDS; INCOMPRESSIBLE LIMIT; CLASSICAL-SOLUTIONS; SMALL STRAIN; EXISTENCE; EQUATIONS; FLOWS;
D O I
10.1016/j.jde.2012.09.010
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
We investigate an evolutive system of non-linear partial differential equations derived from Oldroyd models on non-Newtonian flows. We prove global existence of weak solutions, in the case of a smooth bounded domain, for general initial data. The results hold true for the periodic case. (C) 2012 Elsevier Inc. All rights reserved.
引用
收藏
页码:660 / 685
页数:26
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