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Re: [Help-glpk] mip formulations and reformulations

From: Andrew Makhorin
Subject: Re: [Help-glpk] mip formulations and reformulations
Date: Tue, 27 Oct 2009 01:39:38 +0300

> I only would like to
> draw an attention that reformulation of mip may essentially reduce the
> solution time (though this is well known).

Not only the reformulations that tighten the feasible region
(like cutting planes), but even redundant constraints may significantly
affect the solution process, as shown by Prof. Trick.

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