sci.op-research

Dnia Thu, 10 Apr 2008 18:44:35 -0700 (PDT)
minben napisa=C5=82(a):

> On 4=E6=9C=8810=E6=97=A5, =E4=B8=8B=E5=8D=886=E6=97=B603=E5=88=86, Wit Ja=
kuczun wrote:
> > Dnia Tue, 8 Apr 2008 01:26:28 -0700 (PDT)
> > minben napisa=C5=82(a):
> >
> > > The problem I mentioned is part of my project. I have implemented it
> > > in cplex. I found this part increased many nonzeros. So I want to
> > > improve it.
> >
> > I have done similar model and it worked surprisingly fast.
> >
> > Best regards
> > --
> > [ Wit Jakuczun =C2=A0 =C2=A0 ]
> > [ WLOG Solutions =C2=A0http://www.wlogsolutions.com]
>=20
>=20
> Then did you model it in the way I have mentioned? If so,then I think
> I should modify other parts of my model.
>=20
Yes I did it in the way you mentioned. There were some side constraints
but it was not harmful. For whole year I could find a solution in a few sec=
onds.
It was enough for my client.


Best regards
--=20
[ Wit Jakuczun ]
[ WLOG Solutions http://www.wlogsolutions.com ]