Algorithms

MILP takes way too much time Answered

• Marco Sp
• July 08, 2022 06:53

2 votes 2 comments

Tolerance and constraint parameters Answered

• Soufyan Zayou
• January 12, 2020 12:31

2 votes 3 comments

Order of variables & constraints vs. performance Answered

• Joost Berkhout
• July 08, 2019 13:39

2 votes 3 comments

Theory about the algorithms Answered

• Luca Vitale
• April 17, 2019 12:45

2 votes 2 comments

Could different hardware give different results? Answered

• D
• October 01, 2023 04:29

1 vote 1 comment

BestBd not updating in a MIQCP problem Answered

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

1 vote 7 comments

How good is Gurobi for solving large linear systems of equations? Answered

• Victor Hugo Nascimento
• July 21, 2023 06:00

1 vote 1 comment

Vehicle Routing Problem with Time Windows with Gurobi and Python Answered

• Mads Hoffmann
• May 18, 2023 18:23

1 vote 4 comments

Convex combination of constraints that makes the problem infeasible Answered

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

1 vote 7 comments

Does Gurobi take advantage of the problem structure? Answered

• Hussein Sharadga
• January 07, 2023 22:13
• Edited

1 vote 3 comments

Computing dual for QCP in Gurobi Python Answered

• Anjula Mary Antonis
• October 07, 2022 14:40

1 vote 3 comments

How does MIPFocus really work? Answered

• CITLALI OLVERA
• September 01, 2022 00:18

1 vote 1 comment

how to count a specific number in the Var list Answered

• yikun wang
• July 21, 2022 06:21

1 vote 1 comment

Same nodes but different solution time (VRP Time Windows) Answered

• Rihot Gusron
• July 20, 2022 08:09
• Edited

1 vote 3 comments

Interpretation best bound NoRel heuristic Answered

• Anne-Kett Bassing
• July 14, 2022 11:07
• Edited

1 vote 1 comment

How to improve solver solution time in VRP TW Optimization Answered

• Rihot Gusron
• July 08, 2022 10:14
• Edited

1 vote 6 comments

How Gurobi compute IIS for MIP problem? Answered

• Ramy Mohamed
• February 23, 2022 13:37

1 vote 5 comments

Solver behaviour when giving fixed variable a start value Answered

• Sebastian Triebs
• February 11, 2022 10:41
• Edited

1 vote 1 comment

How do I specify the algorithm used to solve my model in pyomo? Answered

• Amanda Farnsworth
• September 08, 2021 17:19

1 vote 1 comment

Unable to find sub-optimal solution Answered

• Mohit Kumar
• August 31, 2021 07:11

1 vote 3 comments

What happens after root relaxation has been solved? Long time before exploring further nodes according to log Answered

• Hendrik Weber
• August 24, 2021 12:51
• Edited

1 vote 4 comments

Optimization time: local machine vs computer cluster Answered

• Pedro Zattoni Scroccaro
• July 21, 2021 16:43

1 vote 1 comment

Worse performance for smaller problem Answered

• Danylo Lykov
• July 05, 2021 19:13

1 vote 4 comments

Astronomically low node throughput; major degeneracy? Answered

• Philip Taffet
• April 27, 2021 15:04

1 vote 2 comments

the time Answered

• hamzih alsmadi
• March 05, 2021 00:46
• Edited

1 vote 1 comment

Providing integer start solution drastically increases root relaxation computation time Answered

• Hendrik Weber
• November 17, 2020 19:03
• Edited

1 vote 7 comments

Implementation of Benders Decomposition with Callbacks Answered

• Pramesh Kumar
• November 16, 2020 20:26

1 vote 9 comments

Lift and project cut Answered

• Tang Try
• September 14, 2020 01:22

1 vote 2 comments

Updating of Best Bound based on integrality of objective function value (due to integer coefficients and integer decision variables) Answered

• Hendrik Weber
• August 18, 2020 13:54
• Edited

1 vote 3 comments

Is it possible to use different time limits for each hierarchy when using lexicographic optimization?. Answered

• José Miguel Quesada Pérez
• August 17, 2020 12:59

1 vote 3 comments