[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: AW: [Help-glpk] Sets of ordered pairs: Differences between AMPL and
From: |
Andrew Makhorin |
Subject: |
Re: AW: [Help-glpk] Sets of ordered pairs: Differences between AMPL and GNU MathProg |
Date: |
Thu, 20 Nov 2008 00:03:26 +0300 |
> I tried it with the following DLLs:
> v4.9 (old version dating from 2006) 32 bit
> v4.28 both 32 and 64 bit
> v4.31 32 bit
> Strangely they all produce the same result (MIN 5 X[1,b2] + 5 X[1,b3] +
> 5 X[1,b5]).
> I'm goning to try 4.33 as well.
> I'll try to dig a little bit depper on the problem and maybe I send you
> a little program to reproduce the effect.
Xypron tested your model in 32- and 64-bit environment and in both cases
the result was correct; please see:
http://lists.gnu.org/archive/html/help-glpk/2008-11/msg00042.html
http://lists.gnu.org/archive/html/help-glpk/2008-11/msg00043.html
So there is definitely something wrong out of glpk.
Re: [Help-glpk] Sets of ordered pairs: Differences between AMPL and GNU MathProg, xypron, 2008/11/18