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Re: [Help-glpk] Optimization direction

From: Andrew Makhorin
Subject: Re: [Help-glpk] Optimization direction
Date: Wed, 16 Jun 2004 15:01:39 +0400

>I was reading your manuals when I found on the page 69 de section B.9!!
>I want to use MPS files and I want to maximize the objective function... How 
>can I do that?

Mps format does not allow specifying optimization direction (it is
minimization by default). You may use one of the following ways:

change the sign of the objective function;

specify '--max' option in the command-line on invoking glpsol;

call lpx_set_obj_dir(lp, LPX_MAX) after lpx_read_mps.

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