Existence and multiple solutions for a nonlinear system with a parameter

被引:23
|
作者
Yang, Yang [1 ,2 ]
Zhang, Jihui [1 ]
机构
[1] Nanjing Normal Univ, Inst Math, Sch Math & Comp Sci, Nanjing, Peoples R China
[2] Jiangnan Univ, Sch Sci, Wuxi, Peoples R China
基金
高等学校博士学科点专项科研基金;
关键词
Nonlinear system; Critical point theory; Morse theory; Local linking; BOUNDARY-VALUE-PROBLEMS; NONTRIVIAL SOLUTIONS;
D O I
10.1016/j.na.2008.03.040
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In this paper, the critical point theory and the Morse theory are employed to discuss the system of nonlinear equations of the form Au = lambda f(u), where the matrix A is not necessarily positive definite. Some existence and multiple solutions are obtained. (c) 2008 Elsevier Ltd. All rights reserved.
引用
收藏
页码:2542 / 2548
页数:7
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