Asymptotic Behavior of a Class of Degenerate Parabolic Equations

被引:4
|
作者
Li, Hongtao [2 ]
Ma, Shan [1 ]
机构
[1] Lanzhou Univ, Sch Math & Stat, Lanzhou 730000, Peoples R China
[2] Lanzhou Jiaotong Univ, Sch Traff & Transportat, Lanzhou 730070, Peoples R China
基金
美国国家科学基金会;
关键词
LONG-TIME BEHAVIOR; GLOBAL ATTRACTORS; GINZBURG-LANDAU; EXISTENCE; CONVERGENCE;
D O I
10.1155/2012/673605
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
We investigate the asymptotic behavior of solutions of a class of degenerate parabolic equations in a bounded domain Omega subset of R-n (n >= 2) with a polynomial growth nonlinearity of arbitrary order. The existence of global attractors is proved in L-2(Omega), L-p(Omega), and H-0(1,a)(Omega), respectively, when H-0(1,a)(Omega) can be just compactly embedded into L-r(Omega) (r < 2) but not L-2(Omega).
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页数:15
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