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Re: [Help-glpk] Sets of ordered pairs: Differences between AMPL and GNU
From: |
Andrew Makhorin |
Subject: |
Re: [Help-glpk] Sets of ordered pairs: Differences between AMPL and GNU MathProg |
Date: |
Tue, 18 Nov 2008 23:40:07 +0300 |
Xypron,
> 64bit Windows Server 2003 with the 64bit glpsol executable available as
> http://downloads.sourceforge.net/winglpk/glpsol-4.33_64bit.zip?modtime=1225755338&big_mirror=0
> glpsol-4.33_64bit.zip at
> http://winglpk.sourceforge.net http://winglpk.sourceforge.net
> also gives:
> Minimize
> z: + X(1,b2) + 2 X(1,b3) + X(1,b5)
Thank you for testing.
Peter reports:
> AMPL generates:
>
> MIN X[1,b2] + 2 X[1,b3] + X[1,b5]
>
> MathProg generates:
>
> MIN 5 X[1,b2] + 5 X[1,b3] + 5 X[1,b5]
However glpk has no routine that could produce the output above.
Probably there is something wrong out of glpk.