单词differential equation
na.: 微分方程式
网络: 差分方程；最少一门微分方程课；最少一门
微分方程:
an equation that involves functions(= quantities that can vary) and their rates of change
差分方程
微分方程式
The differential equation of motion of the system is first transformed to a state-space model with time delay control input.
首先将系统的运动微分方程改写成状态空间模型，其控制输入中存在时滞。
Our differential equation will involve some sort of relation between an independent variable x and dependent variable y.
我们的微分方程将包含一个自变量x，一个因变量y。
And a partial differential equation is some relation between its partial derivatives. Let me see.
而一个偏微分方程就是，函数各个偏导之间的联系，看看。
Using the normal solutions of the governing differential equation, the general solution of a bending beam is obtained.
借助控制微分方程的标准基本解答组，获得梁弯曲问题初参数形式的通解。
By a transient is meant a solution of the differential equation when there is no force present, but when the system is not simply at rest.
瞬变态是指当没有作用力存在，且系统不是简单地处于静止时，微分方程的一个解。
Existence of a positive solution is estalished for a class quasilinear ordinary differential equation of singular initial value problem.
本文得到了一类拟线性常微分方程奇异初值问题正解的存在性；结果是新的且推广了以前所知结果。
So now I"m ready to substitute this result into that differential equation.
因此现在要把，这个结果，带入微分方程中。
Backward stochastic differential equation(hereafter referred to as BSDE )now has become a rapidly-developing branch of Stochastic Theory.
倒向随机微分方程成为随机数学中迅速发展的一个分支。
For each of these two stages, the problem is reduced to a nonlinear partial differential equation.
对于这两个阶段的问题是，减少到一个非线性偏微分方程。
and the third was that why constant could be changed into function by method of variation of constant in differential equation.
三是微分方程中的常数变易法为什么可以将常数变易为函数？