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Re: [Help-glpk] gmpl+ILOG Cplex

From: glpk xypron
Subject: Re: [Help-glpk] gmpl+ILOG Cplex
Date: Sat, 26 Sep 2009 21:43:50 +0200

Hello Mouli,

please, take a look at COIN-OR Symphony and OSI. These should
allow you to read GMPL files with GLPK and solve the problem
with CPLEX. Unfortunately GMPL postprocessing is not yet


Best regards


-------- Original-Nachricht --------
> Datum: Fri, 25 Sep 2009 21:38:39 +0400
> Von: G Chandramouli <address@hidden>
> An: address@hidden
> Betreff: [Help-glpk] gmpl+ILOG Cplex

> Hello all,
>                 I am doing my project on  facility
> location problem. It involves almost 200000 constraints and 400 binary 
> variables.
> We have ILOG Cplex installed on our server. AMPL is not installed with it.
> I need a proper modelling language for using ILOG Cplex. Can I link gmpl to
> ILOG Cplex?
>  Cplex can read .mps and .lp format files. So in case gmpl is not linked
> , can I translate the file to .mps or .lp format compitiable to ILOG Cplex?
> In case gmpl fails in both above cases, can you suggest me an option?
>                            Thanks
> Regards 
> Mouli 

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