Multiple solutions for a semiclassical Schrodinger equation

被引:11
|
作者
Zhang, Jian [1 ]
Zhao, Fukun [1 ]
机构
[1] Yunnan Normal Univ, Dept Math, Kunming 650092, Yunnan, Peoples R China
关键词
Nonlinear Schrodinger equation; Variational method; Strongly indefinite functionals; ELLIPTIC PROBLEMS; BOUND-STATES; EXISTENCE; NUMBER;
D O I
10.1016/j.na.2011.09.032
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
This paper is concerned with the semiclassical nonlinear Schrodinger equation {-epsilon(2)Delta u + V(x)u = f(x, u), x epsilon R-N u(x) -> 0 as vertical bar x vertical bar -> infinity. where epsilon > 0 is a small parameter. Under certain hypotheses on V and a general spectral assumption, the existence and multiplicity of semiclassical solutions are obtained for asymptotically linear nonlinearity via variational methods. (C) 2011 Elsevier Ltd. All rights reserved.
引用
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页码:1834 / 1842
页数:9
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