And the last piece I want you to see here, and then I'll let you go is, notice now how that encapsulation, that binding things together has really helped me.
我想要的那么干净,最后一点要给大家讲的是,也就是下课前讲的一点,就是请注意这里是怎么封装的,也就是把东西绑定在一起。
Thank you. Nice catch too by the way. All right, so now that you can see that I can screw up programming, which I just did.
但是我们在半路中发现并修复了,谢谢你,那么我们做了什么呢?,我们现在学习了收集东西的一种方式。
You at this point don't see what I'm seeing because I haven't hit this button, but now you'll actually see that I've brought up a terminal window.
在这里你们没看到我所看到的,因为我还么有点击这个按钮,但是现在你们的确看到了,我设计了一个终端窗口。
Show it to your neighbor. Let's have a show of hands, again I want you to keep your hands up so that Jude can see it now.
把你的选择给同桌看看,下面请举手,请大家举高点方便裘德拍摄
I showed you a one-year Treasury bill rate for right now-- that's not right now, but you can see I have a one-year and a two-year Treasury bill rate.
一年期国债利率的期限结构图,现在没有了,但你们看过了,一年期和两年期的国债利率
You'll see enough things that will confound you, but right now I want to demonstrate a simple paradigm of what it means to know the present and what it means to say this is what the future behavior will be.
你将会发现很多物理问题会让你困扰,而眼下我会举一个例子来阐述,什么叫了解现在,什么又叫预测未来
I mean probably those of you-- I mean I can see you people squirming right now when I--just at the mention of that-- so I'm not going to go through the process of having you close your eyes and imagine eating the cockroach.
我看到现在在座的有些同学,已经开始觉得恶心了,我只是提了一下,我又没真让你闭上眼睛,去想象吃蟑螂
Now before I do that, I don't need the people at home to see this, but how many of you were here last time? How many of you were not.
在家看视频的人不必关心这个,上节课你们多少人来了,多少没来
Now that definition, if you're worried about what I've written down here and you want to see it in words, on the handout I've already put on the web that has the summary of the first class, I included this definition in words as well.
对于这个定义,如果你还有些疑问,而且你想看用文字表述的,在讲义中有,我已经上传到网上了,里面有第一节课的总结,也这个定义的文字形式
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