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Re: [Help-glpk] Just Check Feasibility with GLPK

From: Brady Hunsaker
Subject: Re: [Help-glpk] Just Check Feasibility with GLPK
Date: 25 Mar 2004 10:16:07 -0500

On Thu, 2004-03-25 at 03:22, Guido Stehr wrote:
> Hello,
> for a large number of systems of inequalities, I just need to check if 
> feasible solutions exist. Therefore, phase I of the simplex algorithm 
> would suffice. Is there a way to tell GLPK not to try any subsequent 
> phase II optimization?
> Thanks,
> Guido Stehr

I don't think that glpsol includes an option to do this explicitly. 
However, by changing your objective to all zeros, you can achieve the
same effect.  Any feasible solution is optimal, so the algorithm will
stop after phase 1.


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