Re: [Bug-glpk] Possible Bug

[Andrew Makhorin]

>
> Please, can you tell me if this is a bug in glpksol?

This is not a bug.

>
> var p {i in Facility} integer >= 1 <= 10;
> /* level of production in 0..10 then * 10 = %s */
> 
> minimize time: sum {j in Resource} (
> max(Resource_Objective[j] - Resource_Qte[j],0) /
> (sum{i in Facility} Facility_Data[i, Facility_Level[i], j] * p[i]));

Your objective function is non-linear while glpsol allows only
linear models.