Algorithms

How to assign a new variable equal to min of two other variable (Gurobi in Python) Ongoing

• Ye Liu
• January 27, 2022 17:33

0 votes 20 comments

Why is Gurobi returning MIP solution with gap of 0 which is not close to the actual optimal solution? Ongoing

• Steven Shechter
• December 22, 2021 18:27

0 votes 16 comments

About how to optimize the solver's speed for large optimization. Answered

• whwhwh55
• April 22, 2023 14:26

0 votes 13 comments

How to make the search over B&B tree faster? Answered

• Fikri Kucuksayacigil
• December 27, 2021 19:59

0 votes 13 comments

Speed up gurobi to solve an milp Answered

• Ebru Angun
• April 05, 2019 17:33

1 vote 13 comments

Branch and price example Answered

• A.Omidi
• April 05, 2019 21:23

1 vote 12 comments

How to solve this MILP-based regression model faster? Answered

• Xianbang Chen
• April 26, 2021 13:36
• Edited

0 votes 11 comments

Array or List Answered

• Cris
• October 10, 2020 18:10
• Edited

0 votes 10 comments

No optimization function Ongoing

• Santanu Sarkar
• September 06, 2020 18:25
• Edited

0 votes 10 comments

Gurobi very slow at solving MIQP Answered

• Astghik Hakobyan
• May 16, 2019 17:18

0 votes 10 comments

Varying Ordering Time for similar models Answered

• Jacob Mannhardt
• June 01, 2023 10:52
• Edited

0 votes 9 comments

Gurobi gets stuck Ongoing

• Carlos Rodriguez
• April 26, 2023 08:02

1 vote 9 comments

Implementation of Benders Decomposition with Callbacks Answered

• Pramesh Kumar
• November 16, 2020 20:26

1 vote 9 comments

Model contains large quadratic objective coefficient range.

• Soufyan Zayou
• January 23, 2020 10:59

2 votes 9 comments

Applying LR to the B&B for MIPs Answered

• Sajjad Hedayati
• August 14, 2023 07:49

0 votes 8 comments

On PreSOS1BigM Parameter Answered

• Ankit Bansal
• March 20, 2023 05:20
• Edited

0 votes 8 comments

Different platforms and different results Answered

• Arash Baharvandi
• February 14, 2023 07:19
• Edited

0 votes 8 comments

What is the relation between presolve and the infeasibility of model? Answered

• Suyue Xu
• December 28, 2022 09:40
• Edited

0 votes 8 comments

Limit solutions for an LP Answered

• Zohar Levi
• August 11, 2022 12:08
• Edited

0 votes 8 comments

Unable to find optimal solution for some instances Answered

• Yaroslav Pylyavskyy
• May 17, 2022 13:59

0 votes 8 comments

Speeding up Gurobi LP solver Ongoing

• Tobias Höschen
• June 01, 2021 13:24
• Edited

1 vote 8 comments

VarHint where MIP Start is not applicable (with pyomo) Answered

• Jacob Mannhardt
• May 14, 2021 10:38
• Edited

0 votes 8 comments

MIPGap and Runtime query before optimization stops Answered

• Wu Hao
• July 04, 2020 16:40

0 votes 8 comments

Not that large MILP model took ages to obtain the optimal results Answered

• Ting Liang
• June 21, 2020 20:25

0 votes 8 comments

BestBd not updating in a MIQCP problem Answered

• Haoge Chang
• September 18, 2023 00:27
• Edited

1 vote 7 comments

Concurrent Optimizer and callbacks Answered

• Thomas Leveringhaus
• August 29, 2023 11:06

0 votes 7 comments

How to extract fractional solution from GUROBI ILP? Answered

• Tarun Suresh
• July 16, 2023 20:29

0 votes 7 comments

Convex combination of constraints that makes the problem infeasible Answered

• Xuan Lin
• February 01, 2023 09:28
• Edited

1 vote 7 comments

Disable Crossover for MILP that is reduced to LP in Presolve Answered

• Jacob Mannhardt
• June 09, 2022 07:37

0 votes 7 comments

Setting Threads parameter does not work as expected Awaiting user input

• Michel Weitbrecht
• January 12, 2022 16:45
• Edited

0 votes 7 comments