[Cbc] Solution file format
Bjørn Sigurd Johansen (Spider Solutions AS)
bjorn.sigurd.johansen at spidersolutions.no
Wed Nov 8 13:50:42 EST 2017
Hi Haroldo,
With 'repeated names' you mean that I have defined the same variable twice in my model file. I.e.
V0 FREE
V1 FREE
V1 FREE
where V1 is defined twice?
- Bjorn
-----Original Message-----
From: Cbc [mailto:cbc-bounces at coin-or.org] On Behalf Of Haroldo Gambini Santos
Sent: onsdag 8. november 2017 19:37
To: cbc at list.coin-or.org
Subject: Re: [Cbc] Solution file format
Hi,
This normally happens when you insert variables with repeated names.
Cbc replaces these names with generic "x" names.
[]'s
Em qua, 2017-11-08 às 18:29 +0000, Bjørn Sigurd Johansen (Spider Solutions AS) escreveu:
> Hi,
>
> Normally, I get solution file having format like:
> Stopped on time - objective value 127.80312680
> 190 S435 1 -136.8498
> 192 S437 1 120.6
> 705 M0 0.074734827 0
> 706 M1 0.2417554 0
> 1084 B1102 1 0
> 2. column are variables defined by me, and 3. column are the solution
> values for my variables
>
> However, now I get solution file having format like:
> Optimal (within gap tolerance) - objective value 1052.83430000
> 114 x114 2 15.744
> 180 x180 3 5.0475
> 202 x202 19 41.58125
> 211 x211 1 45.604
> 324 x324 8 3.645
> 403 x403 2 14.22
> 438 x438 1 100
>
> Where do the "x" prefixes some from? (I do not have any variables in
> my model prefixed with an "x"). Looks like I get a solution, but none
> of my variables are included in the solution file.
>
>
>
> Regards,
> Bjorn
> _______________________________________________
> Cbc mailing list
> Cbc at list.coin-or.org<mailto:Cbc at list.coin-or.org>
> https://list.coin-or.org/mailman/listinfo/cbc
--
=============================================================
Haroldo Gambini Santos
Computing Department
Universidade Federal de Ouro Preto - UFOP
email: haroldo [at ] iceb.ufop.br
home/research page: www.decom.ufop.br/haroldo<http://www.decom.ufop.br/haroldo>
It has long been an axiom of mine that the little things are
infinitely the most important.
-- Sir Arthur Conan Doyle, "A Case of Identity"
_______________________________________________
Cbc mailing list
Cbc at list.coin-or.org<mailto:Cbc at list.coin-or.org>
https://list.coin-or.org/mailman/listinfo/cbc
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://list.coin-or.org/pipermail/cbc/attachments/20171108/c9d41bcd/attachment-0001.html>
More information about the Cbc
mailing list