Algorithms

How to ensure consistent values of .PI when the dual problem has multiple optimal solutions? Ongoing

• Yiran Wang
• January 13, 2025 02:17

0 votes 3 comments

Benders Cuts in Branch and Bound Tree Answered

• Farzane Ezzati
• February 25, 2024 16:07

0 votes 1 comment

Assistance with GRB.Callback.MIPNODE for Branch and Cut in Generalized Benders Decomposition Answered

• leng Jianzhi
• December 02, 2024 11:53

0 votes 1 comment

Why do the dual cost obtained by .pi seem incorrect, when the upper and lower bounds of variables are defined using "model.addVar"? Answered

• Yiran Wang
• January 08, 2025 09:18

0 votes 6 comments

Gurobi states problem is infeasible when solution certainly exists Answered

• Alexandre Granzer-Guay
• January 08, 2025 19:25

0 votes 2 comments

What algoritms does gurobi use and is there documentation? Open

• rick van Willigen
• August 22, 2023 11:44

0 votes 3 comments

Hierarchical Optimization Tolerance Issue Answered

• Eike Niehs
• January 06, 2025 16:15
• Edited

0 votes 2 comments

Gurobi get dual problem Awaiting user input

• P Jimery
• December 25, 2024 03:53
• Edited

0 votes 3 comments

Do LP dual variables exactly match shadow prices?

• Hiroaki Onodera
• December 20, 2024 03:33

0 votes 0 comments

Inquiry Regarding Gurobi's Recent Improvements in Network Simplex Algorithm Ongoing

• Li zheng
• November 09, 2023 10:11

0 votes 3 comments

Integrating OR operator without losing linearity Answered

• Adam Lakatos
• August 24, 2024 11:50
• Edited

0 votes 2 comments

An empty callback function makes the solver unable to find any feasible solution Awaiting user input

• Xuan Lin
• December 10, 2024 07:08
• Edited

0 votes 3 comments

Does Gurobi have an optimization mechanism for updated coefficients? Answered

• Sinan Kivanc
• April 04, 2019 23:30

0 votes 2 comments

Speed up gurobi to solve an milp Answered

• Ebru Angun
• April 05, 2019 17:33

1 vote 14 comments

Branch and price example Answered

• A.Omidi
• April 05, 2019 21:23

1 vote 13 comments

Column Generation Answered

• Taylor Leonard
• April 05, 2019 22:12

0 votes 7 comments

Controlling cut generation in the root node setting the CutPasses parameter Answered

• Jørgen Skålnes
• April 11, 2019 14:30

0 votes 4 comments

Theory about the algorithms Answered

• Luca Vitale
• April 17, 2019 12:45

2 votes 3 comments

Finding multiple optimal integral solutions Answered

• Yaron Shaposhnik
• April 17, 2019 13:50

0 votes 3 comments

Speeding up zero-objective binary LP Answered

• Morgan Rodgers
• April 19, 2019 05:42
• Edited

0 votes 4 comments

Equality constrained QP Answered

• Mads Almassalkhi
• April 19, 2019 16:00

0 votes 2 comments

How to terminate once barrier solves problem Answered

• Debopam Bhattacherjee
• April 23, 2019 12:52

1 vote 2 comments

Partition Heuristic Answered

• Gerwin Gamrath
• April 24, 2019 14:12

0 votes 3 comments

Prefix sum computation Answered

• Bryce Kille
• April 25, 2019 02:26
• Edited

0 votes 2 comments

The role of crossover in linear programming Answered

• Tim Tröndle
• April 30, 2019 15:11

0 votes 3 comments

Is there any benefit to providing multiple MIP starts? Answered

• Rasmus Mikkelsen
• May 03, 2019 12:16

0 votes 6 comments

Solve time issues with solution overlap parameter Answered

• C W
• May 04, 2019 22:51

0 votes 6 comments

Question about new constraint and reoptimize Answered

• Rafael González
• May 07, 2019 16:57
• Edited

0 votes 3 comments

Gurobi Stuck in Presolve

• Lama HH
• May 15, 2019 04:41

0 votes 2 comments

Move the BestBound Answered

• Stefan Bruche
• May 15, 2019 15:40

0 votes 3 comments