Modeling – Gurobi Support Portal

Mathematical questions around optimization model formulations

TypeError: only size-1 arrays can be converted to Python scalars
- Surya Narayanan Hari
- October 24, 2020 17:36
0 votes 0 comments
How to return the solution for each iteration when using barrier method? (C++)
- Xiao zhuo
- October 23, 2020 15:58
0 votes 0 comments
Modeling quadratic constraints in different variables Answered
- Surya Narayanan Hari
- October 23, 2020 08:31
0 votes 1 comment
Non-Dcp-constraint Answered
- Surya Narayanan Hari
- October 17, 2020 04:08
0 votes 1 comment
Function addGenConstrLog buggy Answered
- Sam Ganzfried
- October 14, 2020 07:19
0 votes 2 comments
Global sensitivity analysis of the MILP model Answered
- Li Luo
- October 14, 2020 01:55
0 votes 1 comment
How to use multiplication of variable inside gp.max_() ? Answered
- Md Yeakub Hassan
- October 12, 2020 16:21
0 votes 1 comment
duplicate keys in Model.addVars() Answered
- Donggyu Jeon
- October 08, 2020 18:01
0 votes 2 comments
Add constraint in GurobiPy using conditional decision variable Answered
- Aman Majid
- October 08, 2020 15:29
- Edited
0 votes 1 comment
Creating model takes too much time Completed
- Angyang Chen
- October 08, 2020 04:25
- Edited
1 vote 1 comment
How to code an index which is defined as for each and in the same time to sum over its variable range? Answered
- Ibrahim Fikry
- October 03, 2020 22:17
0 votes 2 comments
Issues modeling portfolio optimization with rebalancing in gurobipy Answered
- Paolo Baudissone
- September 29, 2020 14:33
0 votes 2 comments
Optimizing a function to find the upper limit of a summation Answered
- Mamdouh Al-Ghzawi
- September 26, 2020 07:17
0 votes 3 comments
Trade transaction optimization Answered
- Ahkam Naseek
- September 26, 2020 05:35
0 votes 1 comment
DARP: How to correctly calculate the Big-M value that exists in two inequalities? Answered
- Sabrin Rashwan
- September 23, 2020 08:26
0 votes 7 comments
logical constraint Answered
- None SungOok.Hwang
- September 14, 2020 14:53
0 votes 1 comment
Regarding using Gurobi to optimize an non-linear objective function Answered
- Yue Sheng
- September 10, 2020 04:17
0 votes 1 comment
Issue with general constraint Completed
- lahlou laaziz
- September 08, 2020 16:36
- Edited
0 votes 3 comments
Barrier Display and Barrier strting Point Algorithm in Gurobi Java Completed
- Fulya Terzi
- September 02, 2020 09:07
0 votes 1 comment
MIQCP to MILP reduction. Answered
- Carlos Ansotegui
- August 30, 2020 13:52
0 votes 1 comment
Get all solutions Answered
- Maxim Santalov
- August 28, 2020 08:34
0 votes 4 comments
How to express if statement in constraints (Gurobi) Answered
- Xinyi Li
- August 25, 2020 01:24
0 votes 1 comment
SolverStudio utf-8 decode error, please help! Completed
- Eylül Sümer
- August 23, 2020 10:56
0 votes 2 comments
Model became infeasible after adding "difference to mean" variables and constraints Answered
- Hancheng Li
- August 19, 2020 13:41
0 votes 1 comment
Difficulty in modeling constraint for generating a path
- Shubham Ghatge
- August 19, 2020 11:14
0 votes 0 comments
same model running twice using 48 and 32 threads, the first is infeasible and the other is feasible Completed
- Muhammad ElSheikh
- August 19, 2020 02:12
0 votes 2 comments
Square roots Answered
- Bereket YILMA
- August 17, 2020 19:54
- Edited
1 vote 4 comments
Gurobi solution created new variables with prefix name of MPS_Rg. What does this mean? Answered
- Lance Clifner
- August 17, 2020 19:10
0 votes 3 comments
Error when using Sparse matrix with Gurobi variables Completed
- Sagnik Basumallik
- August 16, 2020 21:10
0 votes 1 comment
Creating model takes too much time when big matrices are used Answered
- Sagnik Basumallik
- August 15, 2020 21:12
0 votes 4 comments

Didn't find what you were looking for?