Amplereasons are given for this equation oscillatory solution and nonoscillatory solution being positive solution, and, essential condition are given for this equation nonoscillatory solution being positive solution and advance little by little of nonoscillatory solution.
研究了方程ｙ″（Ｘ）十ｐ（Ｘ）ｙ（Ｘ）＝ｆ（ｘ）振荡解的充分条件，非振荡解为正解的充分与必要条件以及非振荡解的渐近性。
Sufficient conditions for the nonoscillatory solutions of a class of third order nonlinear differential equations are presented.
给出了一类三阶非线性微分方程存在非振荡解的充分条件 ,使得Parhi准则更加一般化· 在一些特殊情况下 ,这些结论适合于更弱的条
An exact kink solitary wave solution and an approximate solution of oscillatory solution are obtained.
运用常微分方程定性理论中的相平面分析方法讨论了具耗散项的对称正则长波方程的行波解,得到了关于其有界行波解的存在性、单调性及振荡性的若干结果,并求出了一类扭状精确孤波解和振荡解的近似解。
researched on equation y"(x) + p(x)y(x)= f(x) oscillatory solution.
研究了方程ｙ″（Ｘ）十ｐ（Ｘ）ｙ（Ｘ）＝ｆ（ｘ）振荡解的充分条件，非振荡解为正解的充分与必要条件以及非振荡解的渐近性。
Unfortunately,the approach exhibits solution oscillation in its iterative algorithm.
拉格朗日松驰法为求解复杂调度问题次最优解的一种重要方法，陆宝森等人把这种方法推广到ＪｏｂＳｈｏｐ调度问题，但他们的方法存在解振荡问题。
Research and Development of SCS-500L Power Oscillation Islanding Control Device
SCS-500L功率振荡解列装置的研制
Necessity to Retrofit Desynchronizing Turbinated Separation Device to Power Transmission Line from Yindeer to Zhaxijiao
音扎线加装失步振荡解列装置的必要性
Studies on Oscillatory Electrodissolution of Gold and Nickel and on Oscillatory Reduction of S_2O_8～(2-);
金、镍振荡电溶解及S_2O_8～（2-）振荡电还原研究
Analysis and Design of Quasi-optical Grid Arrays Using EMF Method
准光学栅格振荡器阵列的分析与设计
GM(1,1) model based on oscillation sequences
基于振荡序列的GM(1,1)模型
It is possible to follow the complete buildup of oscillation.
了解振荡建立的整个过程是可能的。
forced oscillation [ vibration ]
【物】受迫振动[振荡]
Analysis of Oscillation Time Series and Study on Correlation of Quasi-fluid State in Solid;
固体“类流态”振荡时间序列分析及相关性研究
Synchronization Condition and Process Research of One-dimension Coupled Oscillators Array
一维耦合振荡器阵列同步条件及过程研究
Receiving Beam Forming System Based on Coupled-Oscillator Array
基于耦合振荡器阵列的接收波束形成系统
Multi-beam Scanning Based on Injection-Locked Oscillators Array
基于注频锁相振荡器阵列的多波束扫描技术
undamped oscillation
无阻尼振荡;连续振荡;持续振荡;不衰减振动
Certain Research of Numerical Methods for a Kind of Highly-oscillatory Ordinary Differential Equations;
线性高振荡常微分方程数值解法的若干研究
The Complex Oscillation Theory of Solutions of Some Differential Equations with Entire Coefficients;
某些整函数系数微分方程解的复振荡理论
The Complex Oscillation Properties of the Solutions of Some Types of Differential Equations with Entire Coefficients;
一些整函数系数线性微分方程解的复振荡性质
Properties of Complex Oscillation of the Solutions of Some Higher Order Linear Differential Equations;
某些高阶线性微分方程解的复振荡性质
On the Theory of Complex Oscillation of the Solutions of Some Linear Differential Equations;
关于某些线性微分方程解的复振荡理论
Existence of Nonoscillatory Solutions of Higher Order Nonlinear Delay Differential Equations
高阶非线性时滞微分方程的非振荡解的存在性