1.77245... I don't want to knowwhat the square root of pi is.

VOA: standard.other

When we look at this angular part, we see that it's always the square root of 1 over 4 pi, it doesn't matter what the angle is, it's not dependent on the angle.

当我们看这角向部分，可以看到它总是等于１除以４pai开根号，这和是什么角度没有关系，它和角度无关。

麻省理工公开课 - 化学原理课程节选

You know, if you're wandering through Harvard Square and you see an out-of-work Harvard grad, they're handing out examples of square roots, they'll give you an example and you can test it to see is the square root of 2, 1.41529 or whatever.

你知道，如果你从哈佛校园里穿过去,你看见了一个失业校友，正在派发平方根的示例，他们会给你一个例子,而你会检查2的平方根是1。41529或者别的什么。

麻省理工公开课 - 计算机科学及编程导论课程节选

An imaginary one is a multiple of the square root of -1.

ECONOMIST: Beno?t Mandelbrot

The standard deviation formula goes like this: 1.1 x the amount bet x the square root of the number of hands played.

FORBES: High Frequency Trading And Blackjack