Hello Heinrich,

Thanks a lot for your help. That was helpful.

--

Nazmul


On Wed, Jan 15, 2014 at 3:16 PM, Heinrich Schuchardt <[email protected]>wrote:

> Hello Nazmul,
>
> please, read the comments on the top of file glpk.m of the glpkmex
> distribution. Here all parameters available are explained.
>
>
> http://sourceforge.net/projects/glpkmex/files/glpkmex/2.11/glpkmex-2.11-src.zip/download
>
> Best regards
>
> Heinrich Schuchardt
>
>
>
> http://www.xypron.de
>
>
>
> Nazmul Islam <[email protected]> schrieb:
>>
>>  Hello,
>>
>>  I am looking for the documentation of GLPKMex. I am using GLPK through
>> Matlab and YALMIP. I am running an MILP program. I want to try different
>> branching options of GLPK (http://en.wikibooks.org/wiki/GLPK/Using_GLPSOL).
>>
>>
>>  If I were using GNU Math Programming language and running code from
>> cmd, I would have used the following command:
>>
>>  glpsol --first --model example1.mod
>>
>>  But, YALMIP designer, Johan Lofberg, showed me that the YALMIP GLPK
>> option setting looks like the following (one can add more options like
>> --mipgap):
>>
>>   ops = sdpsettings;ops.glpk
>>      lpsolver: 1
>>         scale: 1
>>          dual: 0
>>         price: 1
>>         relax: 0.0700
>>        tolbnd: 1.0000e-07
>>         toldj: 1.0000e-07
>>        tolpiv: 1.0000e-09
>>         round: 0
>>         objll: -1.0000e+12
>>         objul: 1.0000e+12
>>         itlim: 10000
>>         tmlim: -1
>>        branch: 2
>>        btrack: 2
>>        tolint: 1.0000e-06
>>        tolobj: 1.0000e-07
>>        presol: 1
>>          save: 0
>>
>>
>>  I want to try different values of the branch option but I don't know
>> which particular option (i.e. branching using first/last/most fractional
>> variable) glpk.branch = 2 refers to. It might be related to GLPKMex. Hence,
>> I am looking for the documentation of GLPKMex. Any suggestions?
>>
>>   Thanks,
>>
>>   Nazmul
>>   _______________________________________________ Help-glpk mailing list
>> [email protected] https://lists.gnu.org/mailman/listinfo/help-glpk
>
>
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