Algorithms

Cutting planes

• Noortje Bonenkamp
• April 05, 2020 09:02

0 votes 2 comments

L0 regression example - MIQP question

• Rohan Kotwani
• April 05, 2020 00:23
• Edited

0 votes 0 comments

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

AMPL GURUBI bestbound Answered

• hector garcia
• April 02, 2020 18:15

0 votes 3 comments

Turn off Gurobi internal cut only at root node Answered

• Yunhui Lin
• March 31, 2020 09:42

0 votes 1 comment

Root simplex log takes so long Ongoing

• hicham tazi
• March 30, 2020 17:47

0 votes 1 comment

Concurrent algorithm and warm start

• Brais González
• March 30, 2020 08:43

0 votes 0 comments

How does the Gurobi "Model.computeIIS()" work

• Sixiong You
• March 26, 2020 23:44

0 votes 0 comments

Lazy constraints not working?

• Zhibin Deng
• March 24, 2020 19:46

0 votes 5 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

How does Gurobi handle binary variables in Mixed Integer (Binary) Linear Program?

• Sagnik Basumallik
• March 12, 2020 13:46
• Edited

0 votes 0 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

Is Parallel exploration of tree for MIP concurrent with callback execution? Answered

• Lee Mitchell
• March 11, 2020 15:28

0 votes 3 comments

How does Gurobi determine whether a MIQCQP problem is feasible or not Answered

• Sixiong You
• March 05, 2020 21:04

0 votes 3 comments

Gurobi inconsistent performance when solving the MIP problems in parallel and in sequence Answered

• Nikita Belyak
• March 04, 2020 13:59

0 votes 1 comment

Extract cutting planes Answered

• Jialin Song
• March 03, 2020 23:33

0 votes 2 comments

Model is "Either infeasible or unbonded" reported by Gurobi, however feasible and bounded after providing with partial initial guess Answered

• XINWEI SHEN
• March 03, 2020 08:46

0 votes 2 comments

Can we improve solution time when integer variables are determined by continuous variables? Answered

• Daniel Paleka
• March 02, 2020 13:03

0 votes 2 comments

Warm start in callback to improve solution Answered

• Devaraja Vignesh Radha Krishnan
• February 24, 2020 04:01

0 votes 2 comments

Bound update rule

• Can Li
• February 21, 2020 01:00

0 votes 2 comments

Lagrangian Relaxation bound greater than optimal solution Ongoing

• Chags
• February 20, 2020 13:42

0 votes 2 comments

Objective function tolerance Answered

• Yauhen Yakimenka
• February 20, 2020 12:01
• Edited

0 votes 2 comments

Feasible heuristic solution? Answered

• Antonio Medrano
• February 18, 2020 18:27

0 votes 1 comment

Branching Priority for nonconvex MIQCP Answered

• Can Li
• February 13, 2020 01:36

0 votes 1 comment

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

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

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

0 votes 1 comment

Optimization Answered

• ibtissam labriji
• February 07, 2020 15:24

0 votes 1 comment

If solver hits time limit, is a solution output? Answered

• Sam Ganzfried
• February 04, 2020 14:32

0 votes 3 comments

Stochastic programming Answered

• Sutanu Majumdar
• January 23, 2020 20:05

0 votes 1 comment

Barrier: Inflated problem iterates and solves much faster Answered

• Leonard Göke
• January 23, 2020 14:07
• Edited

0 votes 2 comments