一类强非线性微分方程极限环的非线性时间变换法

Nonlinear Time Transformation Method for Limit Cycles of the Strong Nonlinear Equation

应用非线性时间变换法研究一类强非线性微分方程的极限环,它给出极限环的近似解,当方程中的参数较小时,精确度令人满意,其特点是计算简便。

The limit cycles of the strong nonlinear equation by using the nonlinear time transformation method are investigated. It shows the approximation of the limit cycles, When the parameter in equation is small,the precision is satisfying with calculating convenience.