Charles Greathouse on Wed, 05 Jun 2013 06:42:43 +0200


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Re: weird error in thueinit


I would be interested.

Charles Greathouse
Analyst/Programmer
Case Western Reserve University


On Wed, Jun 5, 2013 at 12:19 AM, Max Alekseyev <maxale@gmail.com> wrote:
Bill, thank to you and Karim for tackling down this bug and keeping up
development of PARI/GP in general.
With the help of PARI/GP, I was able to complete my project involving
solving large number of Thue equations:
http://arxiv.org/abs/1306.0883

Btw, I am considering a possibility of publishing the corresponding
PARI/GP scripts -- would anybody be interested to see them?

Regards,
Max

On Tue, Jun 4, 2013 at 5:56 PM, Bill Allombert
<Bill.Allombert@math.u-bordeaux1.fr> wrote:
> On Mon, Jun 03, 2013 at 07:49:16AM -0400, Max Alekseyev wrote:
>> On Mon, Jun 3, 2013 at 7:17 AM, Bill Allombert
>> <Bill.Allombert@math.u-bordeaux1.fr> wrote:
>>
>> > I suggest you add
>> > y;
>> > as the first line of your script.
>>
>> Wow. It seemed to help.
>> How this magic works?
>
> This was a long standing bug: using local() could corrupt polynomial variables
> of the same name. This is fixed in GIT for both unstable and stable.
>
> There were anecdotal report of such bug before, but you were the first to
> provide a test-case.
>
> Cheers,
> Bill.
>