The superharmonic resonant responses of the vibrating Systems with nonlinear elasticity of the 2nd and 3rd powers are numerically studied on the phase plane and in the original coordinates in time domain, supplemented with FFT.
以相平面、时域响应辅以FFT等方法研究了同时具有二次和三次非线弹性的振动系统的超谐共振数值模拟问题。
Area Comparison and Superharmonic Functions and Applications
面积比较与上调和函数及其应用
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