Algorithms – Gurobi Help Center

How optimization algorithms work & improving their performance

Gurobi 12.0.1 yields suboptimal results for a previously optimal model
Jacob Mannhardt May 16, 2025 09:46 Edited

0 votes 0 comments
Sub-optimal termination for SOCP problem
Yanan Yu May 11, 2020 20:06

0 votes 1 comment
Do LP dual variables exactly match shadow prices?
Hiroaki Onodera December 20, 2024 03:33

0 votes 0 comments
Gurobi Stuck in Presolve
Lama HH May 15, 2019 04:41

0 votes 2 comments
how to spped up gurobi with SOCP?
zihao Jiao August 02, 2019 15:34

0 votes 3 comments
What is the difference between Start and Pstart, How is Dstart implemented in code.
vaibhav kumar August 06, 2019 07:22

0 votes 1 comment
Need help with gurobi code implementation for battery in microgrid
Misbah Rani September 15, 2019 14:30

0 votes 1 comment
Question about MILP parallelization
Lukas Weimann September 26, 2019 10:26

0 votes 2 comments
Cores vs. Threads
Petr Bobak October 09, 2019 12:04

0 votes 4 comments
Early Branching in Branch-and-Cut
Matheus Jun Ota October 10, 2019 19:03

0 votes 7 comments
Default values NumericFocus and ScaleFlag
Henrik Büsing October 30, 2019 13:45

0 votes 2 comments
Does the order affect LP performance
wei zhang November 04, 2019 08:50

0 votes 2 comments
MIP Start and callback
Fan YANG November 24, 2019 20:59 Edited

0 votes 1 comment
Heuristic used for set covering
lb November 26, 2019 14:18

0 votes 1 comment
Distributed MIP logging & ramp-up question
Simon Felix December 06, 2019 15:08

3 votes 8 comments
Time limit on a parallel solve
None December 19, 2019 14:00

0 votes 2 comments
Is it possible to enable the presolve method to utilize VarHintVal and Start values?
Çağrı Latifoğlu January 02, 2020 19:48

0 votes 1 comment
What solution wll GUROBI return when solving an unbounded MILP?
Yingxiao Ye January 10, 2020 12:41

2 votes 1 comment
Model contains large quadratic objective coefficient range.
Soufyan Zayou January 23, 2020 10:59

2 votes 10 comments
Very slow MIP solving for small problem, how to speed up?
Emilio Dorigatti February 10, 2020 08:58 Edited

0 votes 2 comments
Setting stop criterion to maximum one solution changes the behaviour of branch and bound
Bruno Oliveira February 12, 2020 18:20

0 votes 5 comments
Bound update rule
Can Li February 21, 2020 01:00

0 votes 3 comments
Barrier algorithm; what kind of matrices can it handle the best (sparse or dense, large or small problems)?
Soufyan Zayou March 12, 2020 00:02

0 votes 3 comments
How does Gurobi handle binary variables in Mixed Integer (Binary) Linear Program?
Sagnik Basumallik March 12, 2020 13:46 Edited

0 votes 1 comment
Why is Gurobi is not fully exploiting the sparsity and structure of the sparse QP problem?
Soufyan Zayou March 23, 2020 21:07

0 votes 3 comments
Lazy constraints not working?
Zhibin Deng March 24, 2020 19:46

0 votes 6 comments
How does the Gurobi "Model.computeIIS()" work
Sixiong You March 26, 2020 23:44

0 votes 1 comment
LP with Barrier (Method=2) and crossover disabled (i.e., Crossover=0) still stuck in crossover
Srikanth Kandula April 02, 2020 23:56

0 votes 2 comments
L0 regression example - MIQP question
Rohan Kotwani April 05, 2020 00:23 Edited

0 votes 1 comment
Cutting planes
Noortje Bonenkamp April 05, 2020 09:02

0 votes 3 comments

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