[Tutor] Maths: getting degrees from radians (or am I wrong?)

[R. Alan Monroe]

> Bernard Lebel wrote:

>  >>> import math
>  >>> math.acos(-0.0634)
> 1.6342388771557625
>  >>> math.degrees(_)  <--- in all my time on tutor
                             I have never noticed
                             this underscore trick
                             before
> 93.634990377223801

That's quite handy.

Alan