Programming – Gurobi Help Center

Writing & debugging optimization applications, API questions

Get model status about infeasibility Answered
jackson X March 30, 2023 00:28

0 votes 1 comment
How to formulate rank using R API? Awaiting user input
Zhe Chen March 29, 2023 19:38

0 votes 1 comment
NotImplementedError: Answered
jackson X March 29, 2023 11:38

0 votes 1 comment
Keyerror Answered
Purnima Subramaniam March 29, 2023 03:25

0 votes 1 comment
how to write user cuts to an lp file Answered
Jose Vindel March 27, 2023 17:26 Edited

0 votes 5 comments
Summing of constraints or summing over multiple indices Awaiting user input
Rahul Kowshik March 27, 2023 16:13 Edited

1 vote 7 comments
KeyError, Attribute Error. Answered
Myat Thwe Naing March 26, 2023 16:18 Edited

0 votes 1 comment
Method to speed up solving many small MIPs Answered
Ryan Killea March 26, 2023 05:03

0 votes 3 comments
Dual Simplex Stucks when Barrier solves the model in C++ Answered
Giorgos Tsoumos March 26, 2023 04:54

0 votes 1 comment
Presolve is successful in removing all binary variables Answered
Hussein Sharadga March 26, 2023 02:01 Edited

0 votes 2 comments
Trouble with the Non-Integer Solution of Gurobi MIP-Optimizer Answered
Zheren Zhang March 24, 2023 15:11 Edited

0 votes 10 comments
How to Assign a Value to a Decision Variable? + How to Constrain for a Subset of Variables Answered
Myat Thwe Naing March 23, 2023 08:54

0 votes 1 comment
Python quicksum() versus sum() Answered
Nan D March 23, 2023 08:05

0 votes 6 comments
Invalid argument to QuadExpr multiplication Answered
Andrew Kelly March 21, 2023 18:19 Edited

0 votes 3 comments
How to Generate Decision Variable Values Iteratively Answered
Myat Thwe Naing March 21, 2023 17:14

0 votes 5 comments
Why my code is not working? Answered
Valentina Moreno March 21, 2023 16:23

0 votes 2 comments
The IIS of infeasible model is feasible when I run it separately Answered
Eunseok Kim March 20, 2023 23:15

0 votes 1 comment
CVaR optimization Answered
Sander March 20, 2023 11:35

0 votes 2 comments
How to use callback to save the objvalue output of each iteration of gurobi to an array or txt file When it gets a new feasible solutio in the integer programming Answered
Bin Du March 20, 2023 08:48

0 votes 2 comments
How to use callback to save the objvalue output of each iteration of gurobi to an array or txt file Answered
Bin Du March 20, 2023 08:41

0 votes 1 comment
Retrieving the linear expression of a constraint Answered
Zheren Zhang March 19, 2023 16:25

1 vote 1 comment
Blended Multi-Objective functions & Combining Blended and Hierarchical Objectives Answered
John Chu March 17, 2023 03:01

0 votes 3 comments
Defining set of decision variables with partially common index sets in gurobi pandas Answered
Vusal Babashov March 16, 2023 13:33 Edited

0 votes 1 comment
Error reading LP format file - Neighboring tokens Awaiting user input
Federico Franceschini March 15, 2023 12:51

0 votes 5 comments
Building a model with more than 2 billion nonzeros: GRBnewmodel vs GRBXaddvars Answered
jake roth March 15, 2023 16:29 Edited

0 votes 2 comments
Model not finding maximum Answered
Snorre Åldstedt March 14, 2023 10:52

1 vote 2 comments
lower bounds of variables given by iterating over dictionary instead of matrix Answered
Hussein Sharadga March 14, 2023 02:08 Edited

0 votes 1 comment
A bug of setting warm-start basis using gurobipy Answered
Chengwenjian Wang March 13, 2023 22:21

1 vote 2 comments
How to compare a expression with 0, Invalid data in vars array Answered
伟星郭 March 12, 2023 11:47

1 vote 3 comments
Retrieve removed variables after presolve Answered
Xinshuo Yang March 11, 2023 18:46

0 votes 1 comment

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