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Re: [Help-glpk] TSPSOL - error message
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From: |
Andrew Makhorin |
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Subject: |
Re: [Help-glpk] TSPSOL - error message |
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Date: |
Thu, 11 Jan 2007 07:07:29 +0300 |
> I'm getting the following error message form TSPSOL
>
> keyword 'EDGE_DATA_FORMAT' not recognized
> TSP file processing error
>
> Is this feature not supported?
It is not supported, i.e. it is assumed that the graph is complete.
If your instance has small size (up to 20-30 vertices), you can try
to solve it using the model 'tsp.mod' (written in gnu mathprog), which
allows incomplete as well as directed graphs.