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浏览/检索结果: 共3条，第1-3条 帮助 已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Quasi-Periodic Solutions for Differential Equations with an Elliptic-Type Degenerate Equilibrium Point Under Small Perturbations 期刊论文 JOURNAL OF DYNAMICS AND DIFFERENTIAL EQUATIONS, 2019, 卷号: 31, 期号: 2, 页码: 653-681 作者:  Li, Xuemei;  Shang, Zaijiu 收藏  |  浏览/下载：65/0  |  提交时间：2020/01/10 Delay differential equation  Degenerate equilibrium point  Quasi-periodic solution  Perturbation   Construction of response solutions for two classes of quasi-periodically forced four-dimensional nonlinear systems with degenerate equilibrium point under small perturbations 期刊论文 JOURNAL OF DIFFERENTIAL EQUATIONS, 2017, 卷号: 262, 期号: 9, 页码: 4771-4822 作者:  Si, Wen;  Si, Jianguo 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/12 Quasi-periodic response solutions  The Poschel-Russmann KAM method  Degenerate equilibrium point  The Brjuno-Russmann's non-resonant  condition  Herman method   ON SMALL PERTURBATION OF FOUR-DIMENSIONAL QUASI-PERIODIC SYSTEM WITH DEGENERATE EQUILIBRIUM POINT 期刊论文 Communications on pure and applied analysis, 2015, 卷号: 14, 期号: 2, 页码: 421-437 作者:  Qiu, Wenhua;  Si, Jianguo 收藏  |  浏览/下载：4/0  |  提交时间：2019/12/17 Quasi-periodic solution  small perturbation  normal form  KAM method  degenerate equilibrium point