[SCIP] Objective function implicitly integer

[Benjamin Müller]

Dear Diego,

yes, you can use

	SCIPsetObjIntegral(scip)

for this.

Best,
Benjamin

On 3/19/19 4:32 PM, Diego Delle Donne wrote:
> Hi there!
> 
> I'm coding a branch-and-price in which the objective function has only 
> binary variables with integer coefficients. I would like to take profit 
> of this fact by telling SCIP to round the dual bound up (as I am 
> minimizing the primal).
> 
> I understand that in a B&P, SCIP cannot deduce this fact itself, as it 
> does not know the objective function coefficient for missing columns, 
> but I guess there should be some way to tell SCIP to do so. However, I 
> made some intense searching on the web but I found nothing about how to 
> do this with SCIP. Is this possible?
> 
> Thank you very much in advance!
> Diego
> 
> 
> 
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-- 
______________________________
Benjamin Müller
Zuse Institute Berlin
Takustr. 7, 14195 Berlin
benjamin.mueller at zib.de
+49 30 841 85-195