摘要
文中提出大阻尼非线性振动系统一种改进的摄动法,并应用这种新的方法研究了大阻尼Vanderpol方程的一次近似解。
An improved interference method of non-linear and great-damping system is introduced in the paper. And by using the method the approximate root of Vanderpol equation is studied.
出处
《江西科技师范学院学报》
2005年第4期92-94,共3页
Journal of Nanchang Vocational & Technical Techers' College
关键词
非线性
递推公式
平均频率
non-linear
recurrence formula
mean frequency
