All right. I was going to do one more example, but I've run you up to the end of the time.
好,本来想再讲个例子的,但是我想该下课了。
But I would say, just... what I like to do is just find somewhere that looks independent
但是我想说,只要……我想要的就只是找个看起来与世隔绝的地方,
And in the--from 1989 to 2006 there was a pretty significant decline, but even in 1989 the numbers weren't very high.
我们看到,从1989到,2006年有个很明显的下降,但是即使是在1989年这个数字也不高
They cover only one part of a year and yet they carry details of thousands of transactions in hundreds of places.
它们只记录了一年的一部分,但是他们,记录了几百个地方数千宗交易的细节
You can imagine what you get: each hours worth of drama, if you like, may be great, but it may have absolutely nothing to do with the other twelve hours.
每个小时的电视剧:,如果你喜欢的话,可能很不错,但是和剩下的12个小时。
In the case of the coin toss, there are only two, but I'm saying in general there could be an infinite number.
在抛硬币的例子里,只有两个取值,但是一般都会有无限个可能值
But there's a catch, the catch is, that that means you have to sign that legal release form.
但是这会有个条件,你们都要签署授权书
Microsoft Bob was kind of like a low end Word processor and spreadsheet but the screen look like a house and this dog walked around and talked to you about writing your book reports or something.
那是一款类似于,低端文档处理器和数据表,的产品,但是屏幕,看起来像个房子,还有狗走来走去和你对话,写书或者报告。
Paris is a commune, but so is a village of twelve people, is a commune--36,000. In World War One, only twelve didn't have somebody killed.
巴黎是个居民点,但是一个12人的村子,也是个居民点--36000个,在一战中,只要十二个没有死人
But on the physicalist view, a person is just a body.
但是物理主义认为,人只是个纯粹的肉体
And, likewise, there will be a test running from 1:05 to 1:55: two different tests of comparable difficulty. I did this last year, and the difference in the scores on all three tests 1% was less than 1%.
还有,测试的时间会是,从1点5分到1点55分,两个不同的测试,但是难度差不多,我去年这样做过,3个测试的分数的区别,不到。
where you can see it happening. But otherwise I just thought it was really a good movie.
你可以看着它发生。但是此外我就觉得这真是个很好的电影。
And you just go to get a bread, and you're like carrying it with you, but yeah.
你只要去弄个面包,你也会喜欢那样拿着,但是……就是那样子的。
These are obvious, but just to put them in comparison with what you'll see in the middle.
这些挺明显的,但是好让你们能和,之后看到的一些图片做个比较
But notice how long it took us to get there, how many centuries it took.
但是要注意到这要多长时间,它花了多少个世纪。
There's infinite number of them, but they're all moving relative to each other at constant velocity.
有无数个惯性观察者,但是他们都在相对于彼此,做匀速运动
And you know, you could have a reversible engine with lots and lots of steps, but you could always break them down into some sequence of adiabatic and isothermal steps.
你们知道,我们可以设计一个由,很多很多个,循环步骤的热机,但是总可以把它分割成,一系列的绝热,和等温过程。
Now what I'd like to do is something that you'll probably cut out because of copyright issues but it's a kind of fun warm-up anyway, so we're going to go ahead and do this and then we'll actually start.
首先我想做个小游戏,不过这个片段可能由于版权问题而被切掉,但是这个热场游戏很有趣,那么,我们马上开始,游戏之后再正式上课
So, for example, when people, and we'll talk about this next class, were looking at different characteristics spectra of different atoms, what they were seeing is that it appeared to be these very discreet lines that were allowed or not allowed for the different atoms to emit, but they had no way to explain this using classical physics.
举个例子,当大家看到,不同原子的特征光谱时,他们看到的是一些分离的线,那可以使不同的原子,发射或不发射出去,但是这些无法用经典物理来解释。
The precision of that,of course, is not to be taken seriously, but it gives you a general idea of when we are talking about.
当然,这个时间的精确度,并没有经过严格考证,但是它使我们对这件事的时间有个大体的概念
But before we'd do that I'd like to just have a quick discussion about your experience with the Daily Plate.
但是在我们讨论之前,我想对你们,所做的每日饮食记录做个简单说明
It turns out there's a new function strlen S-T-R-L-E-N that you probably have not used yet called strlen, S-T-R-L-E-N, programmers early on and still like to be succinct but communicates sufficiently what they mean.
结果这里有个新的函数,你可能没有使用过,叫做,早期的和现在的程序员喜欢简洁地,但是能充分的传达他们的意思。
And the idea behind recursion I'm going to describe with a simple example. And then I'm going to show you how we can actually use it.
但是为了解释递归的意义,我想举个简单的例子,我将会给你们展示我们该如何使用它。
But, the oxygen has taken two electrons from the sulfur.
但是,氧从硫那里得到了2个电子。
And in a moment I'll turn to evaluate whether it's a good argument or not, but I think it's a pretty interesting argument.
一会儿我会评估,这是不是个好的论证,但是我认为这是个很有趣的论证。
Before I do that, let's just take a poll of the class.
但是开始之前,我想在班上做个调查
It's the old gray but dark philosophy that you should just look at value But, one of the things is when people have given up on a company--that's the perfect time.
就是那个陈旧黑暗的哲理,你应该只注重价值,但是,还有一种情况当人们都抛售了,某个公司的股票--那就是个极佳的时机。
I have no idea what's here at the moment so I'm just going to draw a question mark because that memory might have been used previously for some other purpose, but we know it's currently available to us so we have four bytes of memory.
我不知道在此刻这里是什么,所以我画一个问号,因为那块内存可能在之前,为其它的目的而使用过,但是我们知道它可以为我们所使用,这样我们就有4个字节的内存。
- But there's one potential gotcha here -- and this is where you have to be kind -- of piecing together the little clues along the way -- what have I done that's interesting here that had I not, I would have had a mathematical error?
但是这里有一个可能性-,这就是你需要把,一些线索拼凑在一起-,我这里所做的是很有趣的,如果我不这样做,我可能已经犯了个数学错误?
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