含外激励van der PolMathieu方程的非线性动力学特性分析^{1)} 

黄建亮, 王腾, 陈树辉  
NONLINEAR DYNAMIC ANALYSIS OF A VAN DER POLMATHIEU EQUATION WITH EXTERNAL EXCITATION^{1)} 

Huang Jianliang, Wang Teng, Chen Shuhui  
表2 利用两时间尺度IHB法求出在 

Table 2 A prior unknown $\omega_{\rm d}$ and three amplitudes $\tilde{A}_{1,1}$, $\tilde{A}_{1,0}$, and $\tilde{A}_{1,1}$ in frequency response curves of the van der PolMathieu equation with external excitation that are calculated by the IHB method with two timescales at the three points $\omega=0.987 35,0.985,1.02$ in 


