What's the point of this? Again, now that I can think about things recursively, I can similarly break things down into simpler versions of the same problem. It could be one version.

这些的意思是什么呢？再一次我想说,我既然能够以递归的方式思考了,那么我就可以简单地把问题,转化为更简单的同类问题。

麻省理工公开课 - 计算机科学及编程导论课程节选

Now we have payoffs that can really switch the question to a normative question: what should you do?

由此我们就把,它转化成了一个名义问题,你应该怎么做

耶鲁公开课 - 博弈论课程节选

But in hard drives where we actually have these moving platters, here is in fact, how we get from electricity and magnetism to those zeros and ones.

但是在传统硬盘中我们确实有高速运转的磁盘，这就是事实，但问题是我们如何,把电磁信号转化为0和1的。

哈佛公开课 - 计算机科学课程节选

I'm transferring this to the portfolio management problem and you can see it's the same idea.

如果将保险转化为投资组合管理的问题,你会发现原理是一样的。

耶鲁公开课 - 金融市场课程节选