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Re: [Help-glpk] Setting a Basis then Preprocessing a Problem in GLPK
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From: |
Andrew Makhorin |
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Subject: |
Re: [Help-glpk] Setting a Basis then Preprocessing a Problem in GLPK |
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Date: |
Sat, 23 Jul 2005 18:54:05 +0400 |
> If a basis is set for a problem and lpx_simplex is called with
> preprocessing enabled, does the previously set basis get thrown out or
> kept?
If the preprocessor is enabled, the current basis built for the
original LP instance is *not* used, so in case of re-optimization
it is recommended to disable the preprocessor.
Andrew Makhorin