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Re: [Help-glpk] hi, x1=x2 constraint

From: Michael Hennebry
Subject: Re: [Help-glpk] hi, x1=x2 constraint
Date: Wed, 14 Jan 2004 10:19:27 -0600 (CST)

On Wed, 14 Jan 2004, Nucleus wrote:

> x1=x2; how do I add this constraint in GPLK?
> I've used column x1 = 1, column x2 = -1, and fixed
> bound = 0. However, it's not working.

Is there a row involved?
You didn't by any chance set objective coefficients to 1 and -1, did you?

x1 - x2 = 0

is the way to go.

Mike   address@hidden
"History is written by the winners."  --  the losers

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