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Re: [Help-glpk] Infinite cycles
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From: |
Heinrich Schuchardt |
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Subject: |
Re: [Help-glpk] Infinite cycles |
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Date: |
Wed, 11 Jan 2017 19:52:45 +0100 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Icedove/45.5.1 |
glpsol -m GLP_buggy.mod --norelax
runs fine.
glpsol -m GLP_buggy.mod
loops for ever.
I tested with the GLPK 4.61 prerelease.
Best regards
Heinrich Schuchardt
On 01/11/2017 12:14 PM, Mathieu Dutour wrote:
> Dear all,
>
> I obtained some infinite cycles when running the
> glpsol standalone solver on some instances.
> See two files in attachment.
>
> I had the instances of this phenomenon with
> version 4.57 which disappeared with version 4.60.
>
> Is there a way to avoid this phenomenon? I mean
> it is fully acceptable to me to have GLPK report
> that he cannot solve an instance due to numerical
> instability. What is not acceptable is the infinite
> cycles.
>
> Thanks in advance for any help.
> Sincerely,
>
> Mathieu
>
>
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