摘要
本文应用映射不动点的方法,研究一类非线性微分系统周期解的存在性,得到了几个结果,并给出应用实例。
Using the fixed point theorem of Bohl-Brouwer,the existence of periodic solutions of a certain nonlinear differential equation is studied and some generalized results are obtained. Finally,an applied example is given.
出处
《成都信息工程学院学报》
1990年第4期84-87,共4页
Journal of Chengdu University of Information Technology
关键词
非线性微分系统
周期解
存在性
映射不动点
Nonlinear differential system
Periodic solution
Existence
Bohl-Brouver fired point theo- rem.
