Sufficient Conditions of Positive Periodic Solutions of a Class of Delay Differential Equation with Impulse;
一类脉冲延滞微分方程正周期解存在的充分条件
Further Analysis for Hua s Macro-Economic Mathematical Modelwith Many Years Delay;
有多年延滞的华氏宏观经济模型的进一步分析
4mm on the base of the Frank kamenetskii heat equilibration formula,to test the critical temperature and reaction delay time of limited thermal explosion,and evaluate its reaction level.
4mm炸药柱的限定性热爆炸实验装置、实验条件和实验方法 ,用于测定限定性热爆炸临界温度、反应延滞期 ,评价限定性热爆炸实验的反应水平。
Study on thermal explosion delay time of NiAl(Fe) system;
NiAl(Fe)体系热爆反应延滞时间的研究
Also,this paper suggests the curves of the real and imaginary parts of the first three order dimensionless complex frequencies varying with dimensionless flow speed in the case of different dimensionless delay times and mass ratio and obtain the range of dimensionless speed of the occurrence of divergence instability and coupled-mode flutter of the cylinde.
采用微分求积法,推导了轴向流动中简支Kelvin模型粘弹性圆柱体的特征方程,给出了在不同无量纲延滞时间和质量比下前三阶无量纲复频率的实部和虚部随无量纲流动速度变化的曲线图,并得到了在不同无量纲延滞时间下,圆柱体发生发散失稳及耦合模态颤振的无量纲速度的范围。
The effect of dimensionless delay time of the viscoelastic material on the curves between dimensionless flow velocity, and real and imaginary components of dimensionless complex frequencies of the pipe conveying fluid in the first two modes are also analyzed.
对简支Kelvin模型粘弹性输流管道的动力稳定性进行了研究,具体分析了材料的无量纲延滞时间对无量纲流速与前二阶模态的无量纲频率的实部及虚部之间变化曲线的影响。
The limit behavior of a class of time series models with a random delay in random environment domain;
一类随机环境下带有随机延滞的时序模型的极限性状
Geometric ergodicity of GARCH models with random delay;
带有随机延滞的GARCH模型的几何遍历性(英文)
In this article,a new class of threshold ARMA-ARCH model with random delay is proposed.
引入了带随机延滞的门限自回归滑动平均-自回归条件异方差模型,讨论了这个模型的极限行为,并给出了该模型以几何速率收敛的充分条件。
The importance of the selection time delay in constructing the phase space in financial market is stressed.
在金融市场应用方面强调了在构造状态空间时选择最佳时间延滞的重要性。