1 Existence of periodic solutions for nonautonomous second-order discrete Hamiltonian systems [期刊论文]
来源:Advances in Difference Equations , 2016
作者:Da-Bin Wang, Wen Guan, Hua-Fei Xie
关键词:variational minimizers;saddle point theorem;...
使用许可:CC BY
2 Periodic solutions for nonautonomous first order delay differential systems via Hamiltonian systems [期刊论文]
来源:Advances in Difference Equations , 2015
作者:Qiong Meng
关键词:first order delay differential equation;nonautonomous;...
使用许可:CC BY
3 Periodic solutions for nonautonomous first order delay differential systems via Hamiltonian systems [期刊论文]
来源:Advances in Difference Equations , 2015
作者:Qiong Meng
关键词:first order delay differential equation;nonautonomous;...
使用许可:CC BY