Multiplicity results for solutions of p-biharmonic problems

被引:5
作者
Lu, Yao [1 ]
Fu, Yongqiang [1 ]
机构
[1] Harbin Inst Technol, Dept Math, Harbin 150001, Heilongjiang, Peoples R China
基金
中国国家自然科学基金;
关键词
p-biharmonic operator; Cohomological linking; Fountain theorem over cones; Critical nonlinearity; BIFURCATION; EIGENVALUE; EQUATIONS;
D O I
10.1016/j.na.2019.111596
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In this paper, we deal with the multiplicity existence of solutions for the following p-biharmonic equation: { Delta(2)(p)u = lambda vertical bar u vertical bar(p-2)u + vertical bar u vertical bar(q-2)u, in Omega, u = Delta u = 0, on partial derivative Omega, where Omega is a bounded domain in R-N, Delta(2)(p)u = Delta(vertical bar Delta u vertical bar(p-2) Delta u), p < q <= p* = N-p/N-2p, lambda is an element of R is a parameter. When p < q < p*, we prove that the above problem possesses infinitely many solutions. While when q = p*, a multiplicity existence result is obtained. (C) 2019 Elsevier Ltd. All rights reserved.
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页数:13
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