4ZHOU Zhan 1, YU JianShe 1 & CHEN YuMing 21 School of Mathematics and Information Science, Guangzhou University, Guangzhou 510006, China,2 Department of Mathematics, Wilfrid Laurier University, Waterloo N2L 3C5, Canada.Periodic solutions of a 2nth-order nonlinear difference equation[J].Science China Mathematics,2010,53(1):41-50. 被引量:10
2Bin Honghua, Yu Jianshe,Guo Zhiming. Nontrivial periodic solutions for asymptotically linear resonant difference problem [J]. J Math Anal Appl,2006,68(2) :419.
3Deng Xiaoqing. Periodic solutions for a class of subquadratic discrete Hamiltonian systems[J]. Adv in Diff Equa, 2007,28 (12):1.
4Xue Yanfang,Tang Chunlei. Existence of a periodic solutions for subquadratic second order discrete Hamiltonian systems [J]. Nonlinear Anal, 2007,67 (7) : 2072.
5Zhao Fukun,Wu Xian. Existence of periodic solutions for non-autonomous second order systems with linear nonlinearity [J]. Nonlinear Anal, 2005,60(7) : 325.
6Xia Liu,Yuanbiao Zhang,Haiping Shi.??Nonexistence and existence results for a class of fourth‐order difference Dirichlet boundary value problems(J)Math. Meth. Appl. Sci. . 2015 (4)
7Rabinowitz P H.Minimax methods in critical point theory with applications to differential equations. CBMS Regional Conf Series in Math . 1986
8Ravi P. Agarwal,Fu-Hsiang Wong.Upper and lower solutions method for higher order discrete boundary value problems. Math. Inequal. Appl . 1998