EXISTENCE AND CONCENTRATION OF SOLUTIONS FOR SUBLINEAR FOURTH-ORDER ELLIPTIC EQUATIONS

被引:0
作者
Zhang, Wen [1 ]
Tang, Xianhua [1 ]
Zhang, Jian [1 ]
机构
[1] Cent S Univ, Sch Math & Stat, Changsha 410083, Hunan, Peoples R China
关键词
Fourth-order elliptic equations; variational method; concentration; NONTRIVIAL SOLUTIONS; SCHRODINGER-EQUATIONS; MULTIPLICITY;
D O I
暂无
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
This article concerns the fourth-order elliptic equations Delta(2)u - Delta u + lambda V(x)u = f (x, u), x (sic) R-N, u (sic) H-2(R-N), where lambda > 0 is a parameter, V (sic) C(R-N) and V-1(0) has nonempty interior. Under some mild assumptions, we establish the existence of nontrivial solutions. Moreover, the concentration of solutions is also explored on the set V-1(0) as lambda -> infinity.
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页数:9
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