Algorithms

Increasing NumericFocus makes problem infeasible Awaiting user input

• Haleh Sadat Ale Ahmad
• April 14, 2021 11:58

0 votes 4 comments

Callback for customized branching Answered

• Mauro Dell'Amico
• April 08, 2021 17:06

0 votes 4 comments

Is non-integer part of a MIP solution an extreme point? Answered

• Velibor Misic
• April 07, 2021 03:28

0 votes 4 comments

Is it possible to retrieve the best (lower) bound of a MILP problem that did not reach the optimal solution? Answered

• Efrain Ruiz
• March 22, 2021 16:55

0 votes 4 comments

Linearizing non-linear constraint Answered

• Ana Guasque Ortega
• March 22, 2021 12:59
• Edited

0 votes 4 comments

Stationary point for non-convex QCQP? Answered

• Jonathan Helgert
• March 17, 2021 14:52

0 votes 2 comments

MILP model feasibility check speed Answered

• Akram Kh
• March 13, 2021 07:37

0 votes 2 comments

Gurobi is taking too much time in converging the non-linear constraints in MIQCP problem Answered

• Onam Sinha
• March 15, 2021 03:38
• Edited

0 votes 5 comments

Gurobi 9.1.1 only uses a single thread in MIP mode Answered

• Niclas Mattsson
• March 12, 2021 16:34

0 votes 2 comments

MIQP is solved faster but unstable! Any suggestions for this? Answered

• Xianbang Chen
• March 12, 2021 04:24

0 votes 3 comments

Barrier algorithm relatively slow for convex QCQP Answered

• Jonathan Helgert
• March 10, 2021 15:19

0 votes 2 comments

Any configurable parameters for the nonconvex quadratic solver? Answered

• Niclas Mattsson
• March 05, 2021 19:23

0 votes 3 comments

Is there any method to reduce cpu time in callback function ? Answered

• Canqi Yao
• March 03, 2021 08:03

0 votes 4 comments

What's the meaning of "Learned Cut" in log Answered

• JIANSHU LI
• March 02, 2021 02:07

0 votes 3 comments

Theoretical Background on BarHomogeneous parameter Answered

• Yannic Lieder
• February 26, 2021 23:54

0 votes 2 comments

Root relaxation objective value is different from the objective value from continuous model Answered

• Miranda
• February 19, 2021 20:18

0 votes 2 comments

Why there are some numerical issues after turning off the presolve? Answered

• YEN-CHU WU
• February 18, 2021 06:52

0 votes 2 comments

Conditional Constraints if-esle on decission variable Answered

• Rahul Rahul
• February 16, 2021 19:37

0 votes 2 comments

MIP problem - Bounds improves slowly Answered

• Farnaz Fallahi
• February 15, 2021 21:01

0 votes 4 comments

CPU time of first time to reach optimal solution Answered

• Deng Pan
• February 14, 2021 19:13

0 votes 3 comments

Speed up solving of MILP model, bound gap is moving slowly Answered

• Hamza El Uamari
• February 09, 2021 16:44

0 votes 2 comments

Log execution of simplex Answered

• Grigoris Velegkas
• February 05, 2021 18:02

0 votes 2 comments

Linearize quadratic continuous constraints Answered

• Ana Guasque Ortega
• February 02, 2021 11:42

0 votes 2 comments

QP solver works in an unstable way. Answered

• Hongyu Zhang
• January 30, 2021 17:03
• Edited

0 votes 4 comments

Issue with warm-start after changing rows Answered

• Paula Fermin Cueto
• January 31, 2021 09:09
• Edited

0 votes 3 comments

Cutoff and optimal solution Answered

• Alexia Payan
• January 28, 2021 18:39

0 votes 4 comments

About the solution proformance of nonlinear problems via the new gurobi solver like 9.1 Answered

• ZHENGMAO LI
• January 28, 2021 07:48

0 votes 5 comments

How to determine the speed bottleneck of my Model? Answered

• Jiangfei DUAN
• January 27, 2021 13:39
• Edited

0 votes 4 comments

I am happy with the gap between Incumbent and BestBd, can I stop and get the result? Answered

• Peter Shi
• January 26, 2021 13:47

0 votes 3 comments

How can I add a parameter into the the constraint? Answered

• merve özer
• January 25, 2021 18:50
• Edited

0 votes 3 comments