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In Chapter 3,a first order partial differential equation with delay and a multi-dimensional variable is investigated.

我们在第四章考虑含时滞的Logistic方程〓1在该方程中，b，c和时滞〓的大小对方程的正定态解U的稳定性有极其重要的影响。

The paper presents some applications of delay differential equation.

在对延迟微分方程的研究综述中，列举了一些延迟微分方程实际应用的例子。

How to solve linear delay differential equation plays a very important role in dealing with some biological-mathematics issue.

在解决一些有关生物数学的问题时，经常会遇到求解具有延迟的微分方程。

This paper is concerned with travelling wave solutions of the delay reaction-diffusion equation.

本文研究时滞反应扩散方程行波解的存在性。

At the same time, the AH-stability of θ-methods for the linear delay algebraic-differential equation is derived.

在对线性延迟微分代数方程θ-方法的AH-稳定性的研究中，给出了方程解析解渐近稳定的一个充分条件。

The stability of composite θ-method for stochastic differential delay equation was studied.

摘要研究了随机延迟微分方程复合θ-方法的稳定性。

Some necessary and sufficient conditions for the oscillation of solutions of delay hyperbolic differential equation s are obtained.

建立了一类时滞双曲型微分方程解的振动充要条件，揭示了这类双曲方程与相应泛函微分方程解的振动的等价性。

This paper studies oscillation of the solutions of hyperbolic partial differential equation with continuous delay argument.

研究了一类具有连续时滞的双曲型偏微分方程？？

In this thesis, the stability and Hopf bifurcation of a neural network model described by a delay differential equation are investigated.

中文摘要：本文研究了一类具时滞效应的神经网络模型的平衡点的稳定性以及平衡点失稳后产生的Hopf分岔。

The delay differential equation is an important offshoot of modern applied mathematics.

结论时滞微分方程是现在应用数学的一个重要研究课题。

The role of the environment is very important.

的作用，环境是非常重要的。

At that time, the High Court of England and Wales Court of Queen's Bench president of William Murray, Lord Mansfield in June 22, 1772 ruling:"No matter then there is the inconvenience, but there must be a decision, I can not say that this case under the law in England are permitted or authorized; are so black should be released."

当时的英格兰及威尔士高等法院王座法庭院长William Murray， Lord Mansfield于1772年6月22日宣判：「无论有那麽不便，但总要有个决定，我不能说这件案在英格兰法律之下是准许或认可；所以黑人是应该被释放。