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Re: [Help-glpk] GLPK primal simplex never terminates but dual simplex so
From: |
Andrew Makhorin |
Subject: |
Re: [Help-glpk] GLPK primal simplex never terminates but dual simplex solves it in seconds |
Date: |
Thu, 1 Apr 2010 19:00:02 +0400 |
> You could try to replace zero bounds by some non-zero value, say, by
> 1e-5 or even 1e-3,
More precisely, if the original variable x is non-negative (x >= 0),
its new, perturbed bound should be negative, for example, x >= -1e-3.