determining if a int is a power

[Wolfgang Jeltsch]

Am Samstag, 8. November 2003, 00:22 schrieb Hamilton Richards:
> Also note that
>
> 	if x then True else False
>
> is just a verbose way of writing
>
> 	x

Actually, it's just a verbose way of writing x `seq` x, but this detail is, of 
course, not interesting for beginners.

Wolfgang