Karim BELABAS on Sat, 16 Nov 2002 17:03:53 +0100 (MET)


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Re: Bug rnfconductor


On Sat, 16 Nov 2002, Igor Schein wrote:
> On Sat, Nov 16, 2002 at 01:49:41PM +0100, Karim BELABAS wrote:
> > Currently, I basically translate it on the fly to something usable,
> > recomputing missing data, _each time_ I use it (i.e each time an ideallog()
> > is computed).
> > P.S: All clear now, Igor ?
>
> ? subgrouplist(bnrinit(bnfinit(y^6+2*y^5+4*y^4-5*y^3-4*y^2+3*y+6),2,1));
>   ***   impossible multiplication t_MAT * t_COL.
>
> This is not related to conductor though, I sure.

In a sense it was. A typo (empty matrices of incompatible dimensions in a
trivial case) introduced when unifying the various ways one can compute an
ideallog (the conductor patch introduced two new ways).

Fixed.

    Karim.
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Karim Belabas                    Tel: (+33) (0)1 69 15 57 48
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Université Paris-Sud             Email: Karim.Belabas@math.u-psud.fr
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