Algorithms – Gurobi Help Center

How optimization algorithms work & improving their performance

Solver gets stuck in Root simplex log... Answered
Patrick Freitag March 08, 2023 10:24 Edited

0 votes 3 comments
Using DualReductions completely halts optimization. What can cause this? Answered
Nicolai Schjørring March 06, 2023 16:36

0 votes 3 comments
Infeasible model in Matlab according to Gurobi Answered
László Lindenmaier March 04, 2023 16:34

0 votes 1 comment
set the initial values of variables to warmstart Answered
jiaze ma February 26, 2023 16:59

0 votes 3 comments
Question about ConcurrentMIP Answered
Charitha Heendeniya February 24, 2023 15:36

0 votes 3 comments
Does the abs_() function keep the problem a MILP? Answered
Carmel Hecht February 22, 2023 18:02

0 votes 1 comment
Callback function not working Answered
Ana Guasque Ortega February 16, 2023 10:06

0 votes 1 comment
Different platforms and different results Answered
Arash Baharvandi February 14, 2023 07:19 Edited

0 votes 8 comments
Branch-and-bound gap does not close Answered
Meijun Chen February 13, 2023 12:27

0 votes 3 comments
Branch and Bound Answered
Iason Liagkas February 12, 2023 05:31

0 votes 2 comments
Interactions between partition heuristic and presolve Answered
Thomas Leveringhaus February 03, 2023 09:56

0 votes 2 comments
Is it possible to return the initial problem gap without solving it? Answered
Araz Nasirian February 03, 2023 07:50

0 votes 2 comments
Lower memory usage for MILP problem Answered
Meijun Chen February 02, 2023 21:55 Edited

0 votes 6 comments
Convex combination of constraints that makes the problem infeasible Answered
Xuan Lin February 01, 2023 09:28 Edited

1 vote 7 comments
More breakpoints using "addGenConstrPWL" reduces elapsed time? Answered
Carlos Olivos January 25, 2023 16:18 Edited

0 votes 3 comments
Appending variables to the optimizing variable Answered
Dipanjan Ghose January 20, 2023 22:08

0 votes 1 comment
Callback Answered
HAONAN ZHONG January 18, 2023 02:53

0 votes 1 comment
bilinear transformation and GRB.Param.NonConvex Answered
Thomas Leveringhaus January 13, 2023 20:35

0 votes 3 comments
Inequality constraints of convex relaxation with McCormick envelope Answered
Ilinca-Laura Burdulea January 13, 2023 18:11

0 votes 1 comment
Multiple callbacks question Answered
Charitha Heendeniya January 12, 2023 15:29

0 votes 4 comments
Gurobi combine two constraints Answered
PTS Singapore January 12, 2023 01:56

0 votes 1 comment
Does Gurobi take advantage of the problem structure? Answered
Hussein Sharadga January 07, 2023 22:13 Edited

1 vote 3 comments
Incumbent solution is not changing (Improving the mipgap) Answered
Abodh Poudyal January 06, 2023 19:10

0 votes 1 comment
Why is Gurobi taking so much time to find a feasible solution with a gap value? Answered
Huilin Feng January 02, 2023 09:21

0 votes 2 comments
What is the relation between presolve and the infeasibility of model? Answered
Suyue Xu December 28, 2022 09:40 Edited

0 votes 8 comments
MINLP & solver Answered
CHAYMAE MAKRI December 16, 2022 14:26

0 votes 1 comment
how to run gurobi with just gomory algorithm? Answered
Zehao Zhao December 14, 2022 20:09

0 votes 3 comments
Linear Program is slower than Integer Linear Program Answered
Neha Makhija December 08, 2022 20:51 Edited

0 votes 3 comments
result not correct Answered
ghada ouerfelli December 08, 2022 05:57

0 votes 2 comments
Mixed Complementarity Problem Answered
Sutanu Majumdar December 06, 2022 20:22

0 votes 1 comment

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