Programming – Gurobi Support Portal

Writing & debugging optimization applications, API questions

Strange values for GRB_CB_MIP_OBJBST and GRB_CB_MIP_OBJBND at root node Completed
- Alberto Santini
- April 16, 2021 13:19
- Edited
0 votes 4 comments
Gurobi: Highly non-linear objectives possible? Answered
- Quentin De Boever
- April 15, 2021 22:40
0 votes 1 comment
KeyError 0 for summing variables in objective function (Using Python) Answered
- Quentin De Boever
- April 15, 2021 01:20
- Edited
0 votes 2 comments
MIP model takes a large time to find the first feasible solution. what are possible solutions to decrease this time? Answered
- leili Soltanisehat
- April 13, 2021 23:14
0 votes 1 comment
How to import data from excel in R? Answered
- Barbora Krajníková
- April 12, 2021 16:56
0 votes 1 comment
Getting correct result only when setting InFeasTol parameter Answered
- Azi
- April 12, 2021 13:23
0 votes 1 comment
How to solve "Warning: Model contains large bounds" Answered
- Peiyuan Liu
- April 12, 2021 06:38
0 votes 1 comment
How do I add a quadratic constraint using an expression defined through variables of a model that I copied ? Answered
- Daniele Patria
- April 09, 2021 13:59
0 votes 2 comments
Lindo style table of dual values and allowable increases Answered
- Joshua Friedman
- April 08, 2021 21:37
0 votes 1 comment
How to have a solution with 0 gap Answered
- Deng Pan
- April 04, 2021 20:53
0 votes 12 comments
Infeasible vehicle routing problem (VRP) with MILP and continuous DV
- Bas Tindemans
- April 02, 2021 13:05
- Edited
0 votes 0 comments
model.addConstrs: Can't set variables equal to changing parameter? Answered
- Quentin De Boever
- April 02, 2021 03:18
0 votes 2 comments
Update from Gurobi 7.5.2 to 9.1.0 - GurobiError: "Constraint has no bool value" Answered
- Loukas Katikas
- April 01, 2021 17:28
0 votes 2 comments
constraints programming 2 Answered
- Ziyad Tariq
- March 31, 2021 11:41
0 votes 2 comments
How to define a hybrid variable or define two separate set? Answered
- Lilly Yang
- March 31, 2021 11:06
- Edited
0 votes 1 comment
How to retrieve 2D variables in multi-objective solutions? Answered
- Jason Uen
- March 30, 2021 15:25
0 votes 2 comments
How to set optimality gap in non-convex quadratic program? Answered
- Katan Katalan
- March 29, 2021 17:23
0 votes 1 comment
constraints programming
- Ziyad Tariq
- March 29, 2021 13:07
0 votes 0 comments
problem about the matrix multiplication Answered
- Shutian Li
- March 29, 2021 00:58
0 votes 3 comments
How to remove scenarios from Multi-Scenario Gurobi model or transfer it to a normal single Scenario model?
- Seyedkianoush Mousavichashmi
- March 26, 2021 03:27
0 votes 0 comments
Non overlapping LP Problem Answered
- youngsu Kim
- March 23, 2021 12:10
- Edited
0 votes 1 comment
Is there an upper bound for the variable in 'addGenConstrPow()' ? Answered
- chi hsuan lin
- March 24, 2021 05:32
- Edited
0 votes 2 comments
KeyError: (0, 1) in Gurobi in Python Answered
- Francesca Sbarbati
- March 20, 2021 16:09
0 votes 2 comments
Unable to convert argument to an expression Answered
- chaung yun chi
- March 20, 2021 06:57
0 votes 5 comments
How to write a more efficient code? Answered
- Daniele De Santis
- March 18, 2021 08:27
0 votes 5 comments
Re-optimization updating the model X Callback Code
- ALESSANDRA VIEIRA
- March 17, 2021 22:05
0 votes 0 comments
Injecting Heuristic Solution with Callback is Very Slow Answered
- Philip Taffet
- March 17, 2021 13:26
0 votes 5 comments
classify decision variables according their value in the user callback Answered
- Amir Ghiasi Noughaby
- March 15, 2021 07:58
0 votes 1 comment
Missing documentation for Model.getQ() method Answered
- Jonathan Helgert
- March 14, 2021 12:09
0 votes 1 comment
Getting results in a spesific way
- Ahmet CÜREBAL
- March 10, 2021 20:26
0 votes 0 comments

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