Karim BELABAS on Sat, 22 Feb 2003 10:45:47 +0100 (MET)


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Re: gp: mulscalrfrac() bug 

On Tue, 18 Feb 2003, Michael Somos wrote:
> Okay, I think I ran into the same bug with a much simpler example :
>
> ? x/(x/y)
>   ***   incorrect type in inverse.

There was an incorrect assumption in mulscalrfrac() that y was a genuine
GEN object [ whereas it can be a formal inversion of a correct GEN from
divscalrfrac ]. So an incorrect assumption about variable ordering was
made... Fixed in CVS.

Thanks!

    Karim.
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Karim Belabas                    Tel: (+33) (0)1 69 15 57 48
Dép. de Mathématiques, Bât. 425  Fax: (+33) (0)1 69 15 60 19
Université Paris-Sud             Email: Karim.Belabas@math.u-psud.fr
F-91405 Orsay (France)           http://www.math.u-psud.fr/~belabas/
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