This is the full differential equation for the full mechanism. Not just one part of it.
这是整个机理的完整的微分方程，不是它的一部分。
And just to tell you again that is a strange partial differential equation relating these two vector fields.
再说明一下，这是关于这两个向量场，多少有点奇怪的偏微分方程。
Basically, to every problem you might want to consider there is a partial differential equation to solve.
总的来讲，所有你想解决的问题，都可以用偏微分方程来做。
Now, if you want to calculate the time that it takes to get close to terminal speed, that is not an easy task, because you are going to end up with a nasty differential equation.
现在，如果你计算时间，会很接近终端速度，这并不简单，因为你们要解一个，令人厌恶的微分方程。
Namely, this is still a pretty straightforward differential equation. So let's just integrate both sides.
这是一个非常，简单的微分方程，两边积分。
This example demonstrates the use of lsode, an ordinary differential equation solver.
这个例子展示了lsode的用法，这是一个常见的微分方程解算器。
x as a function of time, and when you have the correct solution x and you substitute that back into that differential equation, that equation will have to be satisfied.
根据时间的变化，x，is，，of，course，，changing，in，some，way,发生相应的变化，当你得到了,和时间的正确关系，for，x，as，a，function，of，time,你把它代入,这个微分方程，这个等式，就能得到满足。
This is what you started with, a, a So stroke stoichiometry give you a relationship, which you can use to plug into your differential equation here.
行程化学计量给你一个关系，你可以用来，代入进你的微分方程。
But this partial differential equation can not be directly integral, so usually use Navier method, Rayleigh Ritz method and finite difference method and other methods.
但这一偏微分方程不能直接积分，所以通常用纳维法、瑞利-里兹法、有限差分方法等方法求解。
Therefore, the research on backward stochastic differential equation is of considerable theoretical significance and practical value.
因此，研究倒向随机微分方程具有重要的理论意义和应用价值。
We've we've written a differential equation here.
我们已经写出了一个微分方程。
The new sufficient conditions for the oscillation of all solutions of the neutral differential equation with continuous and piecewise constant arguments are obtained.
获得了一类带有连续和分段常数变元的中立型微分方程所有解振动的新的充分条件。
Partial differential equation is widely used in problems of science and engineering.
偏微分方程在科学和工程上有着广泛的应用。
The State-Space method is applied to compute the differential equation of the elastodynamics of mechanism.
应用基于状态空间法的闭式算法对机构弹性动力学微分方程进行求解。
The sum formulas of several kinds of ordinary series with function term are deduced by using the method of solving linear differential equation.
本文试应用求解一阶线性微分方程的方法导出几类常见的函数项级数的求和公式。
It satisfies the differential equation, the boundary conditions of the edges and the free corner conditions.
它满足微分方程，自由边界的条件以及自由角点条件。
The random nonlinear differential equation of ship's motion is established considering the nonlinear damping, nonlinear recover moment and random waves.
考虑非线性阻尼、非线性复原力矩和随机波浪，建立了随机横浪中船舶运动的随机非线性微分方程。
The ordinary differential equation singular boundary value problem is one of the most important branches of ordinary differential equations.
常微分方程边值问题是常微分方程理论研究中最为重要的课题之一。
By making use of heat balance of finite elements in variable domain, a differential equation of control has been derived.
利用有限元的受热平衡，推导出可变域中发汗控制微分方程序。
In this approach we have the freedom in the choice of step size during the integration of the ordinary differential equation.
在这种方法中，我们可以在对常微分方程进行积分的过程中自由选择步长。
In this paper a new method of modeling forecasting is given for the time series by using the numerical solution of differential equation.
本文利用微分方程的数值解法对时间序列建模预测作了新的尝试。
A nonlinear partial differential equation model based on nonlocal information was proposed to remove noise and preserve the edges.
针对传统扩散模型中的边界模糊问题，提出一种基于非局部信息的非线性偏微分方程去噪模型。
Newton's second law can be expressed as a differential equation.
牛顿第二定律可表达成微分方程。
This paper gives an exact solution for free vibration of a physically nonuniform straight bar with varying section by the use of a class of integrable linear ordinary differential equation.
本文应用可积的一类线性微分方程求出了非均质变截面弹性直杆振动问题的一个精确解，我们应用这一精确解验证了渐近解的精确度。
This course consists of several major parts such as ordinary differential equation vectors and analytic geometry derivatives integration and series.
课程内容包括常微分方程、空间解析几何与向量代数、多元函数微分学、多元函数积分学和无穷级数等几大板块。
This paper mainly deals with the solution to the linear differential equation that can be changed into the one with constant coefficients.
本文主要探讨可化为常系数的线性微分方程的求解问题。
This paper mainly deals with the solution to the linear differential equation that can be changed into the one with constant coefficients.
本文主要探讨可化为常系数的线性微分方程的求解问题。
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