David Torres Sanchez
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Activity overview
Latest activity by David Torres Sanchez-
David Torres Sanchez commented,
Hi, I think it's just scaling the whole "Labor" constraint by dividing all coefficients by 100. The same results are obtained if you remove the scaling. Cheers, David
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David Torres Sanchez commented,
Hi Julian, We have identified the cause and will fix it in a future release. Cheers, David
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David Torres Sanchez commented,
Hi Julian, Thanks for all the info! We will take a look. Cheers, David
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David Torres Sanchez commented,
As noted in the article, Concerning adding multiple constraints in one call (documentation about addConstrs):We recommend that you build your model one constraint at a time (using addConstr), sinc...
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David Torres Sanchez commented,
You can also set the BarConvTol (or BarQCPConvTol) to a small value, even 0. Cheers, David
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David Torres Sanchez commented,
This was from two different solutions obtained with and without IntegralityFocus. I guess since one of the solutions is deemed to be better the other one cannot be retrieved. I guess this is part o...
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David Torres Sanchez commented,
Hi Adrian, The discrepancy is coming from very small numerical differences in the solutions. If you compare both solutions you will see very small differences in the solution values for the variabl...
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David Torres Sanchez commented,
Hi Adrian, Thanks for reporting this, we will take a look! Cheers, David
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David Torres Sanchez commented,
Hi Nazmi, That is strange. Indeed, this model is feasible. Are there missing parts to the IIS? Have you tried the suggestions in our article: How do I diagnose the error "Cannot compute IIS on a f...
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David Torres Sanchez commented,
My Gurobi was working fine before. Do you mean it was working with a previous version of Gurobi? Or with a previous/equivalent formulation of your problem? Cheers, David