Algorithms

Model contains large quadratic objective coefficient range.

• Soufyan Zayou
• January 23, 2020 10:59

2 votes 9 comments

Gurobi stopping criteria

• Dominique Orban
• February 01, 2021 22:45

1 vote 7 comments

Distributed MIP logging & ramp-up question

• Simon Felix
• December 06, 2019 15:08

3 votes 7 comments

Early Branching in Branch-and-Cut

• Matheus Jun Ota
• October 10, 2019 19:03

0 votes 6 comments

Lazy constraints not working?

• Zhibin Deng
• March 24, 2020 19:46

0 votes 5 comments

Number of Solutions

• Gianluca Sabbatini
• July 13, 2020 05:58

0 votes 4 comments

MIP start is the optimal solution and yet I receive "MIP start did not produce a new incumbent solution"

• Monir Sabbaghtorkan
• April 30, 2020 19:37

2 votes 4 comments

Setting stop criterion to maximum one solution changes the behaviour of branch and bound

• Bruno Oliveira
• February 12, 2020 18:20

0 votes 4 comments

how to obtain the solution information of sub-problem when using callback

• Peng GUO
• June 16, 2020 21:24

0 votes 3 comments

The objective bounds improve slowly!

• Nazanin Madani
• June 15, 2020 04:00

0 votes 3 comments

Different results solving the same problem twice with a for loop

• Tianhao Zhang
• May 07, 2020 14:21

0 votes 3 comments

How to test the performance of an optimal solution on different scenarios?

• Runqing Zhao
• April 29, 2020 09:47
• Edited

0 votes 3 comments

Cores vs. Threads

• Petr Bobak
• October 09, 2019 12:04

0 votes 3 comments

Positive GAP interpretation when an optimal solution is found

• Carlos Monardes
• June 09, 2020 22:32

0 votes 2 comments

MILP solution taking too long, while the incumbent obj value is at the optimal level from early on

• Makedon Karasavvidis
• May 07, 2020 13:13

0 votes 2 comments

Cutting planes

• Noortje Bonenkamp
• April 05, 2020 09:02

0 votes 2 comments

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 2 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 2 comments

Bound update rule

• Can Li
• February 21, 2020 01:00

0 votes 2 comments

how to spped up gurobi with SOCP?

• zihao Jiao
• August 02, 2019 15:34

0 votes 2 comments

same LP solution multiple times in root node, user cuts ignored

• Mario Ruthmair
• May 12, 2021 14:20

1 vote 1 comment

Cut callback

• Permanently deleted user
• May 13, 2020 22:51

0 votes 1 comment

Questions on Gurobi's algorithm

• Simon Kwon
• April 30, 2020 14:01
• Edited

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 1 comment

Very slow MIP solving for small problem, how to speed up?

• Emilio Dorigatti
• February 10, 2020 08:58
• Edited

0 votes 1 comment

Time limit on a parallel solve

• None
• December 19, 2019 14:00

0 votes 1 comment

Does the order affect LP performance

• wei zhang
• November 04, 2019 08:50

0 votes 1 comment

Default values NumericFocus and ScaleFlag

• Henrik Büsing
• October 30, 2019 13:45

0 votes 1 comment

Question about MILP parallelization

• Lukas Weimann
• September 26, 2019 10:26

0 votes 1 comment

Gurobi Stuck in Presolve

• Lama HH
• May 15, 2019 04:41

0 votes 1 comment