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Splitting lemma at infinity and a strongly resonant problem with periodic nonlinearity 期刊论文
CALCULUS OF VARIATIONS AND PARTIAL DIFFERENTIAL EQUATIONS, 2006, 卷号: 27, 期号: 1, 页码: 105-123
作者:  Chen, SW;  Li, SJ
收藏  |  浏览/下载：85/0  |  提交时间：2018/07/30
splitting lemma  strongly resonant problem  
Multiple solutions of nonlinear elliptic equations for oscillation problems 期刊论文
JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, 2005, 卷号: 303, 期号: 2, 页码: 477-485
作者:  Li, C;  Ding, YH;  Li, SJ
收藏  |  浏览/下载：74/0  |  提交时间：2018/07/30
mountain pass theorem  half-order intervals  oscillating problems  
Multiple solutions and sign-changing solutions of a class of nonlinear elliptic equations with Neumann boundary condition 期刊论文
JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, 2004, 卷号: 298, 期号: 1, 页码: 14-32
作者:  Li, C;  Li, SJ
收藏  |  浏览/下载：92/0  |  提交时间：2018/07/30
multiple solutions and sign-changing solutions  critical group  Neumann boundary value problem  Morse theory  
An elliptic equation with concave and convex nonlinearities 期刊论文
NONLINEAR ANALYSIS-THEORY METHODS & APPLICATIONS, 2003, 卷号: 53, 期号: 6, 页码: 723-731
作者:  Liu, SB;  Li, SJ
收藏  |  浏览/下载：100/0  |  提交时间：2018/07/30
p-Laplacian  critical points  (PS) condition  Z(2)-genus  
Infinitely many solutions for Hamiltonian systems 期刊论文
JOURNAL OF DIFFERENTIAL EQUATIONS, 2002, 卷号: 186, 期号: 1, 页码: 141-164
作者:  Zou, WM;  Li, SJ
收藏  |  浏览/下载：70/0  |  提交时间：2018/07/30
Hamiltonian system  resonance  sign-changing potential  Betti number  Morse theory