JOURNAL ARTICLE

一类非线性振动系统的渐近解

峰青 庄世强 戴

Year: 1986 Journal:   Science in China Series A-Mathematics Physics Astronomy & Technological Science (in Chinese) Vol: 16 (1)Pages: 34-40   Publisher: Science China Press

Abstract

本文提出分析一类强非线性振子的一种渐近方法,导出了用振幅和相位表示的二阶近似解,给出了振幅和相位所满足的方程,借此可以确定极限环的振幅和性态。作为实例,还研究了修正的van der Pol振子,给出了相应的极限环的二阶近似解析解,与数值解的比较表明,两者非常相符。

Keywords:
Psychology

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