摘要
由参数迭代法得到非线性Duffing方程的高精度近似解，即使在小参数ε＝1的强非线性情况下，方程的误差函数在整个解域小于1％
A higher accuracy solution of nonlinear Duffing equation has been obtained by the parameter iteration method in this paper. The maximum value of the error function is under 1% in case ofstrong nonlinearity ε = 1.
出处
《力学与实践》
CSCD
北大核心
1999年第5期39-41,共3页
Mechanics in Engineering
关键词
参数迭代法
非线性
DUFFING方程
高精度解
parameter iteration method, nonlinear duffing equation, higher accuracy solution
