[SCIP] Changing objective coefficients

Felipe Serrano fserranom5 at gmail.com
Mon Jan 20 23:08:30 CET 2020


Dear Lan,

one can use probing mode to change coefficients of variables in the
objective (via SCIPchgVarObjProbing).

If you just want to temporarily change the objective of a variable, then
probing mode might be useful for you. Otherwise, I am afraid that there is
no workaround.

What is it that you want to achieve?

Best,
Felipe

On Sun, Jan 19, 2020 at 11:05 PM Ngô Lan <lan.ngo at aalto.fi> wrote:

> Hi all,
>
>
> I read on the FAQ that it is not possible to change objective function
> coefficients of variables during the solving process. Is there any
> workaround to this e.g disable heuristics etc.?
>
>
> Thank you for your help.
>
>
> Best,
>
> Lan
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> Scip at zib.de
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