Bill Allombert on Wed, 19 Sep 2001 20:25:25 +0200

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Re: polisirreducible and factor

On Wed, Sep 19, 2001 at 07:49:54PM +0200, Bill Allombert wrote:
> On Tue, Sep 18, 2001 at 02:13:11PM +0200, Jean-Marc Sac-Epée wrote:
> > Hi,
> > 
> > I have strange problems with "polisirreducible" and "factor" functions,
> > which fail with some peculiar polynomial.
> Please could you tell us the GP version you use ?
> (it is the few that appear at the start of a GP session)
s/few/few lines/

> I test all version from  2.0.13 to 2.0.18 and 2.1.1 and it worked.
Well not really in fact in official 2.1.1, I got 
 ***   the PARI stack overflows
even with large stack...

> May be you have 2.1.0 ? In this case consider upgrading to 2.1.1,
> we have fixed lots of problems.

I have just put the hand on a gp version 2.1.0 and 2.2.0
It get a segfault when factor your polynomial, so I suppose you must
have one these two.

Hopefully 2.1.2 will be released soon fixing really the problem!