second-order nonlinear delay differential equations
second-order nonlinear delay differential equations
二阶非线性时滞微分方程
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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This paper discusses the oscillation of second order nonlinear ordinary differential equations and delay differential equations. Some new oscillation criteria for the equations are obtained.
本文给出关于二阶非线性常微分方程和时滞微分方程的一些新的振动准则。
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