Re: probable bug of "ispower" function in GP

Vincent Lefevre on Thu, 12 Jan 2023 12:31:41 +0100

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Re: probable bug of "ispower" function in GP

To: luis.gallardo@math.cnrs.fr
Subject: Re: probable bug of "ispower" function in GP
From: Vincent Lefevre <vincent@vinc17.net>
Date: Thu, 12 Jan 2023 12:30:33 +0100
Cc: Bill Allombert <Bill.Allombert@math.u-bordeaux.fr>, pari-dev@pari.math.u-bordeaux.fr, Luis.Gallardo@univ-brest.fr
Delivery-date: Thu, 12 Jan 2023 12:31:41 +0100
In-reply-to: <20230112121305.Horde.KDGYfCiJflyFSjcbXnamB00@webmail.math.cnrs.fr>
Mail-followup-to: luis.gallardo@math.cnrs.fr, Bill Allombert <Bill.Allombert@math.u-bordeaux.fr>, pari-dev@pari.math.u-bordeaux.fr, Luis.Gallardo@univ-brest.fr
References: <20221015110556.Horde.DzRB347NPa1ivF_tMR97m6u@webmail.math.cnrs.fr> <Y0sXHmbHi3ZArXpG@seventeen> <20230112121305.Horde.KDGYfCiJflyFSjcbXnamB00@webmail.math.cnrs.fr>
User-agent: Mutt/2.2.9+60 (9917c0ea) vl-149028 (2022-12-12)

Hi,

On 2023-01-12 12:13:05 +0100, luis.gallardo@math.cnrs.fr wrote:
> (01:00) gp > ispower(8,2)
> %1 = 0
> (01:00) gp > ispower(16,2)
> %2 = 1
> (01:00) gp > ispower(9,3)
> %3 = 0
> (01:00) gp > ispower(27,3)
> %4 = 1
> (01:01) gp > ispower(4,2)
> %5 = 1
> (01:01) gp >

These answers look fine. Where is the bug?

-- 
Vincent Lefèvre <vincent@vinc17.net> - Web: <https://www.vinc17.net/>
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