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EXISTENCE OF POSITIVE SOLUTIONS TO SYSTEMS OF NONLINEAR INTEGRAL OR DIFFERENTIAL EQUATIONS 期刊论文
TOPOLOGICAL METHODS IN NONLINEAR ANALYSIS, 2009, 卷号: 34, 期号: 2, 页码: 267-277
作者:  Cheng, Xiyou;  Zhang, Zhitao
收藏  |  浏览/下载：118/0  |  提交时间：2018/07/30
Positive solution  Hammerstein integral equations  fixed point index  product cone  
Existence results for some nonlinear elliptic systems 期刊论文
NONLINEAR ANALYSIS-THEORY METHODS & APPLICATIONS, 2009, 卷号: 71, 期号: 7-8, 页码: 2840-2846
作者:  Zhang, Jihui;  Zhang, Zhitao
收藏  |  浏览/下载：89/0  |  提交时间：2018/07/30
Weak solution  Nonlinear elliptic system  Variational methods  
On the Fucik point spectrum for Schrodinger operators on R-N 期刊论文
JOURNAL OF FIXED POINT THEORY AND APPLICATIONS, 2009, 卷号: 5, 期号: 2, 页码: 305-317
作者:  Bartsch, Thomas;  Wang, Zhi-Qiang;  Zhang, Zhitao
收藏  |  浏览/下载：128/0  |  提交时间：2018/07/30
Fucik spectrum  Schrodinger operator  nonlinear Schrodinger equations  jumping nonlinearity  critical point theory  
Positive almost periodic solutions of some neutral integral equation 期刊论文
NONLINEAR ANALYSIS-THEORY METHODS & APPLICATIONS, 2009, 卷号: 71, 期号: 1-2, 页码: 141-148
作者:  Xu, Bin;  Zhang, Zhitao
收藏  |  浏览/下载：83/0  |  提交时间：2018/07/30
Almost periodicity  Neutral integral equation  Mixed monotone operators  
Periodic solutions of second order non-autonomous Hamiltonian systems with local superquadratic potential 期刊论文
NONLINEAR ANALYSIS-THEORY METHODS & APPLICATIONS, 2009, 卷号: 70, 期号: 10, 页码: 3672-3681
作者:  Wang, Zhiyong;  Zhang, Jihui;  Zhang, Zhitao
收藏  |  浏览/下载：99/0  |  提交时间：2018/07/30
Periodic solutions  Hamiltonian systems  Local superquadratic potential  Generalized mountain pass theorem  
On fixed point theorems of mixed monotone operators and applications 期刊论文
NONLINEAR ANALYSIS-THEORY METHODS & APPLICATIONS, 2009, 卷号: 70, 期号: 9, 页码: 3279-3284
作者:  Zhang, Zhitao;  Wang, Kelei
收藏  |  浏览/下载：92/0  |  提交时间：2018/07/30
Fixed points  Mixed monotone operators  Cone  Partial order  
Existence and non-existence of solutions for a class of Monge-Ampere equations 期刊论文
JOURNAL OF DIFFERENTIAL EQUATIONS, 2009, 卷号: 246, 期号: 7, 页码: 2849-2875
作者:  Zhang, Zhitao;  Wang, Kelei
收藏  |  浏览/下载：124/0  |  提交时间：2018/07/30
Monge-Ampere equations  Moving plane  Implicit Function Theorem  Leray-Schauder degree theory  Bifurcation  
Sign-changing and multiple solutions of Kirchhoff type problems without the PS condition 期刊论文
NONLINEAR ANALYSIS-THEORY METHODS & APPLICATIONS, 2009, 卷号: 70, 期号: 3, 页码: 1275-1287
作者:  Mao, Anmin;  Zhang, Zhitao
收藏  |  浏览/下载：98/0  |  提交时间：2018/07/30
Critical points  Sign-changing solutions and multiple solutions  Kirchhoff type nonlocal problems