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That's the average of all of your weekly quizzes in the recitation. Each of those three monthly tests gives also a sixth.
就是你们每周背诵课的测试的平均分,而三次的月考,的成绩也占六分之一。
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The idea behind all these algorithms is that what's ultimately important is how many comparisons you ultimately need to make.
这些算法的思想是,你最终需要做多少次的比较,这才是真正重要的。
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And in fact, if you look at the top figure it looks as exponential or, quadratic isn't even growing at all.
它看上去是指数型的,而幂次型的看上去,根本没有增长。
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You might conclude that these features are evidence of multiple authorship a good deal of revision which points itself to a kind of composite structure different layers maybe, different sources.
所以这些特点会让你认为有很多作者,很多次的修改,会让结构看起来世合并而成的,不同的层次，不同的素材。
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And in fact in one with the girl describing her side, she several times emphasizes this need for protection, need to be free from being torn down from people around them.
事实上像一个女孩子表达的那样，她好几次强调了需要保护的愿望，需要逃离那些打倒她的东西,逃离身边的人们。
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And then I could put a couple of plates and I could raster the beam so that when I am looking here,the beam goes back and forth about 80 times a second.
然后我放了两个感光片,我可以检测到光束所以,当我观察时,电子束以每秒80次的速度来来回回了。
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Now finally, I want to talk about the current situation in what's called the subprime crisis.
我要讲一下目前的情形,也就是次贷危机
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Yes. I've had it also many times, you usually get novacaine for cavities.
有，我也用过很多次了，通常在治疗蛀牙的时候会用到它。
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We are not in a country that mandates theology in terms of its constitutional law or its governance, you never gonna have the institutionalization of 5 daily prayers and things like that, people would be penalized.
我们所在的国家并没有将宗教,写进宪法或者法律法规里，你永远不会将每天五次祷告之类的事情,形成制度规范，这对人们不公。
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And I think our time is about up, so we'll listen to this and you can go out as we hear the fourth statement of this.
我想我们的时间快要结束了,我们一边听就可以一边走了,我们听到的是第四次表达
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But it's variable because it doesn't always go off on the thousandth time.
但中奖比率是变化的,因为你并不总在拉杆一千次的时候中大奖。
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The first thing I'll say is, when you have a business that's changing very rapidly, if you have five or six meetings a year, it's incredibly hard for somebody on a board to know a whole lot about your business.
我首先要说的是，你的公司发展很快时，如果你每年开五，六次会，董事们会很为难,知道整个公司的情况。
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It is the only region that responses to 100 spikes per second.
这是唯一以每秒钟100次做出反应的区域。
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He does go around and around the same idea a number of times, which does cut down on the notes for the class, " but it can get a little boring."
他的确一遍遍重复同样的观点很多次，从而减少了课程的笔记内容，但是会让人感到有点无聊“
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Rational choices can lead to bad outcomes.
理性选择导致次优的结果
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You'll have weekly - approximately weekly homework assignments that account for 10% of your grade, but they have an impact beyond the 10% because if you can do the homework and you understand the homework, you're going to have no problem with the exams.
你们有个周作业,大约是每周一次,这个作业占总分的百分之十,但这个作业对分数的影响大得多,因为你如果你做了并弄懂了家庭作业,考试就没问题了
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I've got to do another pass. Huh. Sounds like a linear number of times I've got to do- oh fudge knuckle.
冒到最后去，还得再做冒泡,呵，听起来我要做线性次的时间-,哦，胡说八道。
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You can brute force it and unfortunately, the so-called Caesar cipher is not very secure because if you assume, for our purposes in English alphabet with 26 characters, say all lowercase for all uppercase, my God, you only have to try like 24, 25, 26 possible rotations until you can figure out what his secret message is.
你可以强行解密但是不幸地是，所谓的凯撒密码不是很安全的,因为如果假设，对于我们的26个字符的字母表,指明所有的小写为大写，我的天，你只要试24，25次，26次就可以解答出,密文的内容。
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OK. So this is again an example, this was quadratic, and this one was quadratic.
好的，这又是一个例子了，这是平方次的，这是平方的。
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The subprime crisis is happening today because home prices are falling and with falling home prices more subprime borrowers are failing to pay their mortgage.
次贷危机之所以会发生,时因为房屋的价格在下降,随着房屋价格的下降更多的次贷借款人,将会无法支付他们的贷款
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The division is what hampered regulators from dealing with the financial subprime crisis.
监管机构正是用来约束那些调控者,以防其与金融次贷有染的。
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The Former Prophets will concern us for the next few lectures.
我们在接下来的几次讲座中纠结《前先知书》
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I don't know if you were reading about the subprime crisis, but we are living in a time, at this moment, of a financial crisis called the subprime crisis.
我不知道你们是否读过次贷危机的新闻,但现在,我们正在经历一场,名为次贷危机的金融危机
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And 59 is a pretty small number.
而59次则是一个很小的值。
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Incidentally, the New York Times had another article about Redleaf, saying that he was really one of the first persons to clearly delineate the subprime crisis that we're now in.
顺便提一下,《纽约时报》中,另一篇关于雷德利夫的报道,说他是第一位,真正清晰描述了目前的次贷危机
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They don't know--They think that they're teaching somebody in a memory game but actually the person who is being shocked is a confederate who is trained to react in certain ways as he's being increasingly shocked.
他们不知道…他们以为,他们是在用记忆游戏来教被电击者,但其实被电击者早就和设计实验的人串通好,当电击者电击的次多增多时,他就会装成相应的样子。
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He says, "to succeed in many things or many times is 'difficult.' For instance, to repeat the same throw of dice 10,000 times would be impossible; whereas, to make it once or twice is comparatively easy."
他说,要成就很多事情,或成就一件事情很多次,是很困难的,比如,掷一万次骰子都得到同样的结果,是不可能的,但是,掷一两次却是相对容易的
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By the next slice down we'll be able to eliminate what is it about 20 and above, so 30 down to above 20, and this will be an 'in shoes, in shoes, in shoes'.
再往下我们可以继续剔除,是多少来着,20以上的数,在20到30之间的,而这会是一个三次换位思考的过程
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These mortgages were given out to people that couldn't afford them and today you have what you call subprime mortgages--subprime paper They issued against this paper stuff called mortgage-backed security. They securitized them and these things are all floating around now.
我们发放这些抵押贷款给那些买不起房子的人,所以现在你们看到了一种你们叫做,次级抵押贷款的金融工具--次贷票据,他们把这种票据叫做,有抵押证券，他们把有抵押证券证券化,这些证券现在在市场上被多次交易，广为流通。
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In the linear case, meaning in the unsorted case what's the complexity of this? k times n, right? Order n to do the search, and I've got to do it k times, so this would be k times n.
复杂度是多少？k的n次方，对吧？,在序列n中做搜索，要做k次，所以是k的n次方次,如果先排序后搜索。
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