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poincare_dufen
- 杜芬系统庞加莱界面图的程序。 比较简单。可以试试。 -poincare section figure
杜芬方程响应计算
- 杜芬方程响应计算，杜芬振子 Duffing oscillator是一个描写强迫振动的振动子。(Duffing oscillator is a vibrator describing forced vibrations,)
Duffing-Van Der Pol
- 非线性数值模拟 杜芬范德波尔方程 相图 分岔图 谱分析 庞加莱截面(Nonlinear numerical simulation, Duffen Van Boer equation, phase diagram, bifurcation, spectral analysis, Poincare cross section)
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- 根据杜芬方程，编写程序，研究了非线性度与带宽的关系(According to the Duffing equation, a program is developed to study the relationship between nonlinearity and bandwidth)
rfs
- 恢复力曲面法对杜芬方程的三次项系数进行拟合(Restoring Force Surface)