Algorithms

What is the difference between the nodes Explored time and the cpu time? Answered

• Zhu BangXian
• December 29, 2021 05:58

0 votes 2 comments

How to make the search over B&B tree faster? Answered

• Fikri Kucuksayacigil
• December 27, 2021 19:59

0 votes 13 comments

Gurobi solver, algorithm Answered

• Isabella Olsson
• December 16, 2021 13:37

0 votes 1 comment

Numerical problem encountered while solving non-convex QCQP Answered

• Yuanyi Zhao
• December 14, 2021 06:43

0 votes 1 comment

How does NodeMethod work? Answered

• Fikri Kucuksayacigil
• December 14, 2021 00:23

0 votes 6 comments

Convergence rate dependency on variables bounds Answered

• Anas Dkier
• December 13, 2021 11:27

0 votes 1 comment

improving the quality of feasible solution Answered

• yansong bai
• November 26, 2021 04:11

0 votes 2 comments

Linearize general constraints Gurobi Answered

• Fariha Kabir Torsha
• November 09, 2021 20:05

0 votes 1 comment

Adding a few variables and constraints makes the model nearly unsolvable Answered

• Fikri Kucuksayacigil
• October 25, 2021 16:57

0 votes 6 comments

Dual values for maximization problem with and without variable upper bound Answered

• Grzegorz Siekaniec
• October 24, 2021 13:48

0 votes 3 comments

Optimal solution found early but long time to close gap Answered

• Marta Vanin
• October 22, 2021 15:40

0 votes 7 comments

insert heuristic into CallBack Answered

• Murilo Machado
• October 19, 2021 20:46

0 votes 4 comments

pre-solve algorithm Answered

• Zohar Levi
• October 12, 2021 23:16

0 votes 1 comment

Callback cut count and cut count in the MIP log are not equal Answered

• Jihye Jung
• October 11, 2021 11:54
• Edited

0 votes 3 comments

Can we add user cuts on root node only? Answered

• Cheng-Lung Chen
• October 09, 2021 20:16

0 votes 2 comments

Lazy Constraints with Presolve Answered

• Veronika Eisgruber
• October 08, 2021 10:42

0 votes 1 comment

Branch-and-cut performance and PreCrush Answered

• Cheng-Lung Chen
• October 04, 2021 16:42

0 votes 2 comments

warm start LP solver in Gurobi Answered

• yunzhuang shen
• October 04, 2021 05:46

0 votes 2 comments

L1 minimization Answered

• L1fe
• September 30, 2021 17:20
• Edited

0 votes 7 comments

Custom heuristic implementation for MIQCP Answered

• Shuvomoy Das Gupta
• September 30, 2021 15:56

0 votes 4 comments

pre-solve is buggy Answered

• Zohar Levi
• September 16, 2021 09:36

0 votes 6 comments

How do I specify the algorithm used to solve my model in pyomo? Answered

• Amanda Farnsworth
• September 08, 2021 17:19

1 vote 1 comment

Branch-and-Bound integer/float Answered

• Tessa Meyer
• September 06, 2021 15:49

0 votes 1 comment

Crossover Takes Long Answered

• Wenbo Ma
• September 06, 2021 02:50
• Edited

0 votes 1 comment

Stop callbacks Answered

• Juan Calle
• September 03, 2021 05:56

0 votes 1 comment

Bug with "presolve" Answered

• Haochen Sun
• September 02, 2021 11:39
• Edited

0 votes 3 comments

Unable to find sub-optimal solution Answered

• Mohit Kumar
• August 31, 2021 07:11

1 vote 3 comments

Some questions about what I do to deal with the slow decline of gap value. Answered

• Yanbo Fan
• August 29, 2021 16:12

0 votes 6 comments

Bug report: Different settings of MIPFocus result in different number of solutions Answered

• HU KAI
• August 26, 2021 11:57

0 votes 7 comments

About the MIPgap Answered

• jiaze ma
• August 25, 2021 02:42

0 votes 3 comments