Re: question on the apply function, when the return values > 1

[American Citizen <website.reader3@gmail.com>]

Bill:

This is an elegant solution.

> There is shorter alternative without apply and concat.
> [[x,y]|x<-130*L;y<-ellordinate(e, x)]
>
> (beware the semi-colon in the middle).
>
> Cheers,
> Bill.
Is the pipe like the pipe in Linux? and what exactly does the semi-colon 
do here? I am asking because I was now aware of this type of program 
statement in GP-Pari

Randall