So I'm going to build something that's going to do iterative exponentiation.

首先我会写一个,迭代乘法的过程。

麻省理工公开课 - 计算机科学及编程导论课程节选

This is another way of doing exponentiation, but this one's a recursive function. All right?

但这是一种递归的方法对不对？,好，让我们看看这种方法？

麻省理工公开课 - 计算机科学及编程导论课程节选

So let me show you another way I could do exponentiation. Taking an advantage of a trick.

看我怎么用这个小技巧,来求a的b次方的。

麻省理工公开课 - 计算机科学及编程导论课程节选