A priori estimates, existence and Liouville theorems for semilinear elliptic systems with power nonlinearities

被引:8
|
作者
Quittner, Pavol [1 ]
机构
[1] Comenius Univ, Dept Appl Math & Stat, Bratislava 84248, Slovakia
关键词
Elliptic systems; A priori estimates; Liouville-type theorems; POSITIVE SOLUTIONS; WEAK SOLUTIONS; NONEXISTENCE; BOUNDEDNESS; EQUATIONS;
D O I
10.1016/j.na.2014.02.010
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
We prove a priori estimates and existence of positive solutions of semilinear elliptic systems with power nonlinearities and homogeneous Dirichlet boundary conditions. In general, our systems are nonvariational and noncooperative, and our estimates are optimal in the class of very weak solutions. We also provide new Liouville-type theorems. (C) 2014 Elsevier Ltd. All rights reserved.
引用
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页码:144 / 158
页数:15
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