Algorithms – Gurobi Help Center

How optimization algorithms work & improving their performance

Does Gurobi take advantage of the problem structure? Answered
Hussein Sharadga January 07, 2023 22:13 Edited

1 vote 3 comments
Gurobi Stuck After Solving Problem Ongoing
Konstantin Preußer January 03, 2023 07:16

1 vote 2 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
MILP stops with OPTIMAL status but a suboptimal solution Awaiting user input
Yangyang Fu August 16, 2022 20:05 Edited

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
Lazy constraint in MIPNODE and MIPSOL Awaiting user input
ce jekl December 19, 2021 09:27 Edited

1 vote 6 comments
How do I specify the algorithm used to solve my model in pyomo? Answered
Amanda Farnsworth September 08, 2021 17:19

1 vote 2 comments
Unable to find sub-optimal solution Answered
Mohit Kumar August 31, 2021 07:11

1 vote 4 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 5 comments
Optimization time: local machine vs computer cluster Answered
Pedro Zattoni Scroccaro July 21, 2021 16:43

1 vote 2 comments
How can Benders decomposition be faster then Gurobi? Answered
Kai Zhang July 17, 2021 07:37

1 vote 6 comments
Worse performance for smaller problem Answered
Danylo Lykov July 05, 2021 19:13

1 vote 5 comments
Speeding up Gurobi LP solver Ongoing
Tobias Höschen June 01, 2021 13:24 Edited

1 vote 9 comments
Parameters: Disconnected and Partition
Leopold Kuttner May 26, 2021 16:17

1 vote 1 comment
same LP solution multiple times in root node, user cuts ignored
Mario Ruthmair May 12, 2021 14:20

1 vote 2 comments
Astronomically low node throughput; major degeneracy? Answered
Philip Taffet April 27, 2021 15:04

1 vote 3 comments
the time Answered
hamzih alsmadi March 05, 2021 00:46 Edited

1 vote 2 comments
Gurobi stopping criteria
Dominique Orban February 01, 2021 22:45

1 vote 8 comments
Enumerate all vertices of polytope Answered
Grigoris Velegkas January 06, 2021 08:29

1 vote 2 comments
Providing integer start solution drastically increases root relaxation computation time Answered
Hendrik Weber November 17, 2020 19:03 Edited

1 vote 8 comments
Advice on Cuts and Reducing Solution Time Ongoing
William ONeill November 16, 2020 22:02

1 vote 2 comments
Implementation of Benders Decomposition with Callbacks Answered
Pramesh Kumar November 16, 2020 20:26

1 vote 10 comments
Is it possible to get the value of the Interior Solution ? Ongoing
Paul Maximilian Röhrig October 01, 2020 15:24

1 vote 4 comments
Lift and project cut Answered
Tang Try September 14, 2020 01:22

1 vote 3 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 4 comments

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