所以你要做的第一件事是你写下，你的微分方程。
So the first thing you do is your write down your differential equations.
因此可以马上写下，这个微分方程的，解法。
So you can write down immediately the solution to this differential equation.
你们有些人也许已经，解出了微分方程。
好的我们可以看这儿,看这个微分方程，这里没有做近似。
Well we can go look up here, looking at the differential, there are no approximations here.
这是整个机理的完整的微分方程，不是它的一部分。
This is the full differential equation for the full mechanism. Not just one part of it.
当你试图接住一个飞行中的球时，是否会通过解微分方程来确定自己的位置？
Do you position yourself to catch a ball by solving differential equations in your head, on the fly?
这个微分方程的，解法是什么呢？
得到一个微分方程。
相反，为了证明“红色效应”，我应该使用一张一个老男人用红笔求解微分方程系统的图像。
Instead, to demonstrate the "red effect" I should have used an image of an elderly man solving a system of differential equations using a red pen.
要完全了解本课程，应必备微积分和微分方程的知识。
Calculus and Differential Equations are highly recommended for full understanding of the course.
在接下来的一年里我不得不上额外的几门课程，我选择在接下来的暑假修完近世代数和微分方程。
I had to take a few extra courses during the next year, and I chose reading courses in modern algebra and differential equations for the summer afterwards.
几个微分方程。
我们要解决，两个成对的微分方程，这是无法解决的任务。
And so now we have to solve two coupled differential equations, which is a hopeless task.
在转换文档时，XSLT是一种极其高效的语言，但对于更为传统的任务，比如说在求微分方程的积分或与数据库通信时。
XSLT is a wonderfully efficient language for transforming documents, but it's not always the best language for more traditional tasks like integrating differential equations or talking to databases.
在方程课上，我听了一系列未公开的演讲，强调的是微分方程的解的存在证明及其唯一性。
For the equations course, I was given a set of unpublished lectures that emphasized existence proofs and uniqueness of solutions to differential equations.
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。
And just to tell you again that is a strange partial differential equation relating these two vector fields.
数学方程，从简单的代数式到富有挑战性的困难的微分方程，这些简洁的模式都允许我们把一个巨大的物理现象纳入其中。
Mathematical equations, from simple algebraic ones to the more challenging differential equations, have allowed us to summarize an enormous amount of physical phenomena into a simple format.
总的来讲，所有你想解决的问题，都可以用偏微分方程来做。
Basically, to every problem you might want to consider there is a partial differential equation to solve.
这是个微分方程。
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。
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.
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。
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.
我们不再讨论微分方程序。
这是一个非常，简单的微分方程，两边积分。
Namely, this is still a pretty straightforward differential equation. So let's just integrate both sides.
他记得30年前，华尔街的公司发现一些物理学家懂微分方程，于是乎招他们来，有做分析员的也有做交易员的。
Thirty years ago, he says, Wall Street firms realised that some physicists could work out differential equations and recruited them to become “quants”, analysts and traders.
我们已经写出了一个微分方程。
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Over 1200 videos lessons covering everything from basic arithmetic and algebra to differential equations, physics, chemistry, biology and finance.
这是一个，由电场e确定的偏微分方程。
It is a partial differential equation satisfied by the electric field e.
“修过微分方程科目的物理学博士不再有竞争力”，Schwartz博士说道。
“A PhD physicist with one course on differential equations is not competitive,” says Dr Schwartz.
例如，这个解决方案的微分方程是一个功能。
For example, the solution of a differential equation is a function.
例如，这个解决方案的微分方程是一个功能。
For example, the solution of a differential equation is a function.
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