Who was also one of the word's first programmers. So she was trying to write this program, and it didn't work.
也是世界上最早的几个程序员之一,她正尝试着完成一个,复杂的求反正切的程序。
And the fourth thing to notice is, I've used abstraction. I've said nothing about how I'm going to make square root.
第四件事情就是,我运用了抽象,我对怎么去求平方根没有提及。
Please accept my present, which has been brought to you, for God has favored me, and I have plenty.
求你收下我带来给你的礼物,因为神恩待我,使我充足。
You've got to juggle the two equations, multiply that by 4, multiply that by 3, add and subtract and so on.
同时处理这两个方程,这个两边乘以4,另一个两边乘以3,将两方程相加或相减求出答案
What he says you should do instead is to take the geometric average of gross returns.
他认为应该,对每年的收益求几何平均
Detachment, buddy, and only detachment, desirelessness, cessation from all hankering.
超然,巴蒂,唯一的超然,无欲无求,所有的渴望欲望停止。
We're going to ask for the same grade game we played at the beginning.
我们来求成绩博弈在此情况下的结果
Now let's take it in the other order.
我们用另一种顺序求二阶偏导数。
Take the difference of the two velocities and divide by the difference of the two times, and you've got the acceleration.
求出速度的差值,除以时间的差值,这样就能得到加速度
So I'm hoping you guys are comfortable with the notion of taking one or two or any number of derivatives.
我希望你们,能习惯求一阶,二阶,或者任意阶导数的概念
In there, I want to make this distinction, this nuance: the evaluator is still going to be taking those expressions and using its rules to get a value, but it's not going to print them back out.
在这里,我想要做这么一个,细微差别:运算器依然会,对表达式,进行求值,但是不会,显示结果值。
First, it's pointing to the beginning of the list, which initially might be down here at but after a while, might be part way through. And to that, I simply add a halfway point, and then I check.
列表中间的一个部分了,然后我求出列表的中值点,然后看看该点的值是不是等于目标值,如果是的话就完成了,如果不是的话,如果中位值大于我要找的目标值。
Can you imagine a study of relationships throughout human history ? that focuses on the average?
你能想象,对整个人类历史上的恋爱关系进行研究,并求平均值吗?
A creature is required who is distinguished in certain ways from other animals.
是一种对之有所求的创造物,他在某些方面与其他动物不同。
That's another conventional formula that goes from interest rate to price of the security.
这是另一条已知利率,求证券价格的经验公式
You're not pinned down to a place working for a living.
你不会被阻止去一个地方工作求活。
And I know it's kind of, you can see it on your handout, it has the rest of the pieces over here.
我可能会去求它们的长度,我知道这有点儿,你们可以在课堂手册上看看。
In my days, they would say, "Find out when you want an object to go through that point."
我读书的时候,老师要求我,"求出物体何时经过该点"
It's going to take a little bit more work, so let's see if we can do it.
这看起来有点麻烦,让我们看看怎么求复杂度。
In the case of a recursive exponentiator, I'm going to do the following trick.
在这个迭代求乘方的例子里面,我会用这么个小把戏。
Again as I suggested if I've got two integers and I want to find common divisors I could take those two lists and walk through them.
我还要说如果我们有了两个整数,并且想求两者的公因数的话我,可以把这两个整数的。
This was using something called a bisection method, which is related to something called binary search, which we'll see lots more of later, to find square roots.
你应该想起来,我们是以一个,叫做二分法求平方根的问题结束的,它运用了二分法去求一个数的平方根,二分法和我们将要花很多时间。
It's useful to have the average acceleration, which you can find by taking similar differences of velocities.
平均加速度也是很有用的,你可以用类似方法,取速度的变化量求出来
You add them all up algebraically, keeping track of their sign, and that's the total force.
你再对这些力做代数加法,注意符号,就求出合力了
He greets his former rival and enemy with these words 1 This is in Genesis 33:10-11 If you would do me this favor, accept for me this gift, for to see your face is like seeing the face of God, And you have received me favorably.
他用以下的话来迎接往昔的仇敌,这段话出现在《创世纪》10章第10到11节中1,不然,我若在你眼前蒙恩,就求你从我手里收下这礼物,因为我见了你的面,如同见了神的面,并且你接纳了我。
Of course, you can take a function and take derivatives any number of times.
当然,你可以随意拿一个函数,对它求任意阶的导数
If it's not greater than x, take 3. Square it.
那么就跳到2,求它的平方。
The basic idea in solving these equations and integrating is you find one answer, so then when you take enough derivatives, the function does what it's supposed to do.
解决这类方程以及积分的基本思想就是,你求出一个解,然后进行多次求导,求导的结果就满足条件
We can start taking derivatives of this with respect to time.
我们首先来对时间求微分
应用推荐