second order nonlinear differential equation 二阶非线性微分方程
second-order nonlinear ordinary differential equation 二阶非线性常微分方程
second-order nonlinear homogeneous differential equation 二阶非齐次线性微分方程
nonlinear second order differential equation 二阶非线性微分方程
nonlinear second-order ordinary differential equation 非线性二阶常微分方程
This paper is concerned with oscillation property of solutions of a class of second-order nonlinear differential equation with perturbation.
研究了一类二阶非线性摄动微分方程解的振动性质。
Established a linearized oscillation result of the second order nonlinear neutral delay differential equation with positive and negative coefficients.
建立了二阶具正负系数的非线性中立型微分方程的一个线性化振动性结果。
The two conditions of the second order nonlinear differential equation with variable coefficient are given and expounded with examples.
对二阶变系数非线性微分方程的常系数化给出两个使其可积的条件，并举例论证。
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