Modeling – Gurobi Help Center

Mathematical questions around optimization model formulations

Additional variables being added to Objective Function Answered
Oleg Grech May 07, 2022 19:05

1 vote 7 comments
Shortest Path Problem LP formulation Answered
Elias Ødegaard April 22, 2022 08:50

1 vote 2 comments
The constraint meaning Answered
dfsd sdf April 18, 2022 20:17 Edited

1 vote 1 comment
continues variable that cannot take some values in a range Answered
Ashraf Ali April 17, 2022 19:18 Edited

1 vote 5 comments
What is the difference between minrelax = False and minrelax = True in feasRelax? Ongoing
Keyur Shah April 13, 2022 02:50

1 vote 2 comments
How do I know which constraint is reaching its limit first? Answered
Sandra Viviana Lopez Chaparro March 31, 2022 08:35

1 vote 5 comments
Gurobi's Solvetime Answered
Jacob Jin March 22, 2022 19:50

1 vote 35 comments
Modelling piecewise function constraints Answered
Jia Qi Ng February 20, 2022 02:59

1 vote 3 comments
Is a bound a constraint? Answered
Simon Hoof February 16, 2022 14:35 Edited

1 vote 3 comments
gurobipy.GurobiError: Invalid argument to QuadExpr multiplication Answered
Zeynel Batuhan Organ February 12, 2022 13:30 Edited

1 vote 4 comments
Conditional parameter / slow MIP solving Answered
Michael Schäffer February 02, 2022 15:54 Edited

1 vote 3 comments
How to get started with modelling the following piecewise linear approximation? Answered
Jia Qi Ng January 22, 2022 03:27 Edited

1 vote 1 comment
integrality focus Answered
hamza addi December 07, 2021 18:35

1 vote 2 comments
Multiplication of multiple variables Answered
Md Erfanul Haque Rafi October 08, 2021 23:10 Edited

1 vote 2 comments
Minimizing the divergence of a product mix and a demand vector according to a given div-dictionary Answered
Maik Fabian October 04, 2021 14:06 Edited

1 vote 4 comments
How can I express this constraint? Awaiting user input
Thu Diep July 26, 2021 11:36 Edited

1 vote 2 comments
Issues with using MIN for a constraint Answered
Jubair Yusuf July 14, 2021 06:17

1 vote 5 comments
matrix modeling Answered
Lorenzo Steccanella June 16, 2021 17:50

1 vote 2 comments
Doubt regarding adding a constraint with difference of summations using quicksum Answered
Yaswanth Bangaru May 19, 2021 21:03 Edited

1 vote 2 comments
set new constraint but got NotImplementedError Answered
chaung yun chi May 06, 2021 03:52

1 vote 5 comments
I need help with LinExpr Answered
Amogh Bhosekar March 25, 2021 17:52

1 vote 4 comments
IndexError: too many indices for array Ongoing
Sab February 28, 2021 01:00 Edited

1 vote 2 comments
Resource usage in continous time modeling Answered
Amine Athmani February 16, 2021 17:31 Edited

1 vote 7 comments
Skill Matrix Constraint
Niklas Vogel February 10, 2021 09:21

1 vote 1 comment
Incorrect Result for single variable problem Answered
Varun Deshpande February 03, 2021 07:02

1 vote 3 comments
Model ignores indicator contraints Answered
Peter Marcel Jürgens February 02, 2021 11:21 Edited

1 vote 6 comments
Creating model takes too much time Ongoing
Angyang Chen October 08, 2020 04:25 Edited

1 vote 2 comments
Square roots Answered
Bereket YILMA August 17, 2020 19:54 Edited

1 vote 7 comments
Modulo operation Constraint? Answered
Umair Sindhu August 10, 2020 20:49

1 vote 11 comments
PDPTW model is infeasible using python gurobi Answered
Xin Yuan June 26, 2020 09:08

1 vote 5 comments

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