摘要
本文用插值摄动法及改进的 L- P法相结合的方法求解了一类有阻尼的强非线性自由振动问题 ,得到了一级近似解。
In this paper,using the improved L P method and the interpolation perturbation method,the authors seek to solve a class of the damped strongly nonlinear free oscillation problems.Its first order approximate solution is obtained.
出处
《强度与环境》
2000年第3期47-53,共7页
Structure & Environment Engineering
关键词
插值摄动法
L-P法
阻尼
强非线性自由振动
Interpolation perturbation method, + Improved L P method,Nonlinearity vibration,Damping,Free vibration.
