Does it look ok?

看起来还好吗？

youdao

Ok, if we look at it near here, if we walk along this way, the surface is to our right.so, we should actually be flipping things upside down. The normal vector should be going down.

我们看看这里，如果我们沿着这条路走，曲面就在我们的右边，我们应该是把它颠倒一下，这个法向量也应该向下。

youdao

And yeah, I know it comes built in, that's ok, what we want to do is use it as an example to look at it.

对，我知道这个方法可以通过内置的算法，来实现，这没关系，我们只是，把它当做一个例子来讲解。

youdao

OK, in fact if we look at this, if I say, print of p, it prints it out in that form.

好，实际上如果，我们来看看这个，如果我输入，p的显示。

麻省理工公开课 - 计算机科学及编程导论课程节选

And yeah, I know it comes built in, that's OK, what we want to do is use it as an example to look at it.

对，我知道这个方法可以通过内置的算法，来实现，这没关系，我们只是,把它当做一个例子来讲解。

麻省理工公开课 - 计算机科学及编程导论课程节选

OK? And in fact, if you look at the code up here, and it's on your handout, the very first one, x 1, right here- if I could ask you to look at it-- is a piece of code to do it. And I'm less interested in the code than how we're going to analyze it, but let's look at it for a second.

实际上，如果你看看,你们课堂发的材料上面的代码，第一页上的，就是那-,大家请看看实现的这一部分代码,我不太关心,我们会怎么解释这个代码,首先让我们先看看。

麻省理工公开课 - 计算机科学及编程导论课程节选

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