Algorithms

How to ensure consistent values of .PI when the dual problem has multiple optimal solutions? Ongoing

• Yiran Wang
• January 13, 2025 02:17

0 votes 3 comments

Gurobi states problem is infeasible when solution certainly exists Answered

• Alexandre Granzer-Guay
• January 08, 2025 19:25

0 votes 2 comments

Why do the dual cost obtained by .pi seem incorrect, when the upper and lower bounds of variables are defined using "model.addVar"? Answered

• Yiran Wang
• January 08, 2025 09:18

0 votes 6 comments

Hierarchical Optimization Tolerance Issue Answered

• Eike Niehs
• January 06, 2025 16:15
• Edited

0 votes 2 comments

Gurobi get dual problem Awaiting user input

• P Jimery
• December 25, 2024 03:53
• Edited

0 votes 3 comments

Do LP dual variables exactly match shadow prices?

• Hiroaki Onodera
• December 20, 2024 03:33

0 votes 0 comments

An empty callback function makes the solver unable to find any feasible solution Awaiting user input

• Xuan Lin
• December 10, 2024 07:08
• Edited

0 votes 3 comments

heuristic parameter and speed up the solving process Answered

• Hoda Binaei
• December 03, 2024 15:03

0 votes 2 comments

Assistance with GRB.Callback.MIPNODE for Branch and Cut in Generalized Benders Decomposition Answered

• leng Jianzhi
• December 02, 2024 11:53

0 votes 1 comment

Heuristic Parameter Answered

• Khadija Sakinah Kusumadila
• November 23, 2024 08:13

0 votes 4 comments

How to get the result of the objective function while using a slack variable? Answered

• Luis Luengo
• November 20, 2024 08:35

0 votes 2 comments

different weights for matrix rows (ILP) Answered

• Adrian Dusa
• November 19, 2024 09:58
• Edited

0 votes 13 comments

suboptimal Answered

• Yanda Jiang
• November 16, 2024 18:35

0 votes 5 comments

how to reduce the factor NZ efficiently? Answered

• Yanda Jiang
• November 07, 2024 06:47

0 votes 2 comments

Gurobi stucks even after the time limit Answered

• Jean NIKIEMA
• November 04, 2024 10:01

0 votes 9 comments

My MIP problem cannot reach my Gap after one day! Awaiting user input

• Chenxi Li
• November 02, 2024 10:20

0 votes 1 comment

Stoichiometric constraints not working on symbolic regression program Awaiting user input

• Manuel Palma
• October 31, 2024 20:03
• Edited

0 votes 4 comments

Lazy constraint implementation in Nonlinear MIP (MINP) Awaiting user input

• Sena Aslı Bozkurt
• October 29, 2024 18:28

0 votes 1 comment

parameter setting Answered

• du d
• October 25, 2024 04:50

0 votes 7 comments

How to speed up a milp problem? Answered

• Sirui Zhao
• October 11, 2024 22:23

0 votes 1 comment

Barrier Method and Crossover in Large-Scale LP Solving Ongoing

• Zhongfan Gu
• October 09, 2024 05:20

0 votes 4 comments

Dense columns Answered

• Francisco Labora
• October 08, 2024 13:24

0 votes 1 comment

About heuristic Answered

• Khadija Sakinah Kusumadila
• October 01, 2024 08:30

0 votes 1 comment

Terminate once barrier solves problem Answered

• Raphael Maillard
• September 30, 2024 15:07

0 votes 1 comment

Capability of Gurobi for solving stochastic programming models Answered

• Sakir Karakay
• September 28, 2024 09:58
• Edited

0 votes 1 comment

why don't we have a a good result from this model Answered

• Zhenting Xu
• September 27, 2024 20:12

0 votes 14 comments

How bad are quadratic constraints? Answered

• Florian Speicher
• September 25, 2024 10:35
• Edited

0 votes 1 comment

Objective gap declines so slowly when I use Gurobi to solve my non-convex MIQCP problem Answered

• Cong Bai
• September 17, 2024 18:50

0 votes 3 comments

Questions regarding the heuristic parameter in Gurobi Answered

• Joonmo Sung
• September 17, 2024 05:41

0 votes 1 comment

The model seems to ignore the added constraints Awaiting user input

• Daniele Patria
• September 16, 2024 10:30

1 vote 1 comment