PDF(421 KB)
PDF(421 KB)
PDF(421 KB)
高阶非线性常微分方程组周期解的存在性
On the Existence of Periodic Solutions for a Nonlinear System of Ordinary Differential Equations
| {{custom_ref.label}} |
{{custom_citation.content}}
{{custom_citation.annotation}}
|
/
| 〈 |
|
〉 |