Re: Getting the variable of a polynomial

[Jeroen Demeyer <jdemeyer@cage.ugent.be>]

Bill Allombert wrote:
> On Tue, Sep 28, 2004 at 04:40:59PM +0200, Jeroen Demeyer wrote:
>
> > Hi all,
> >
> > Is there a way in GP to get the variable of a polynomial?  Something 
> > like polvar(t^2 + t - 5) which would return t.  It would be very useful 
> > to make polynomials (say, using Pol()) having the same variable as a 
> > given polynomial.
> >
> > I checked the documentation, but could not find it.
>
>
> Did you try variable() ?

That's exactly what I was looking for, thanks!  I sort of had a feeling 
it should exist somewhere, but I didn't find it (I was looking at the 
documentation for polynomials)