I know this is a simple example, but when you mature as a programmer, one of the first things you should do when you sit down to tackle some problem is write something like this pseudo code.

我知道这是个很简单的例子，但是当你们成长为一名程序员后，当你们碰到问题后第一件事情就是,该写一些类似于,伪代码的东西。

麻省理工公开课 - 计算机科学及编程导论课程节选

Just to see that in a very simple example, again, we don't use such a complicated example as the one we looked at last time, you could imagine a game, a really trivial coordination game, which looked like this .

不妨再举一个例子,我们就不找上一讲那么复杂的案例了,看一下这个简单的协调博弈,如

耶鲁公开课 - 博弈论课程节选

You can verify, in this simple example, that A + B is the same as B + A.

在这个例子中还可以验证,A + B = B + A

耶鲁公开课 - 基础物理课程节选