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带有阻尼项的二阶非线性扰动微分方程的振动准则
Oscillation Criteria for Perturbed Second Order Nonlinear Differential Equations With Damping
【摘要】 建立了允许系数变号的带阻尼和扰动项的二阶非线性微分方程的振动准则,所得结果改进和推广了文献中的若干结果.
【Abstract】 Some oscillation criteria for solutions of a general perturbed and damped second order nonlinear differential equation with alternating coefficients are given.The results obtained improve and extend some existing results in the literature.
【关键词】 二阶微分方程;
阻尼和扰动;
振动准则;
【Key words】 Second order differential equation; damping and perturbation; oscillation criterion;
【Key words】 Second order differential equation; damping and perturbation; oscillation criterion;
- 【文献出处】 数学研究 ,Journal of Mathematical Study , 编辑部邮箱 ,2006年03期
- 【分类号】O175
- 【下载频次】58