Silke Horn

Scaling can have a huge impact on the model's numerical properties, which can, in turn, affect both solution time and quality.Gurobi does some scaling automatically (which can be controlled via the...

In the pool settings, you can set the number of Compute Servers and the Number of distributed workers per server for your pool. Note that on Instant Cloud, when enabled, each compute server has its...

The error message "KeyError: 'Missing constraint index'" appears when you try to add a single constraint using the method Model.addConstrs(). This is used for adding multiple constraints to a model...

Updating your email addressIf you need to change the email address associated with your Gurobi Portal account, please register for a new account on the Gurobi User Portal using your new email addre...

To send the log to a file only, set the LogToConsole parameter to 0 and keep the OutputFlag parameter at its default value of 1.Further information How do I instruct Gurobi to produce a log file? H...

You should cite the Gurobi software in your publication if:You used Gurobi to obtain the solution of a specific model, and/orYour publication's code contains calls to the Gurobi API.To cite Gurobi,...

Disclaimer: This guide describes the basic setup of Compute Server on Azure. There are a lot of extra features (for example concerning security and availability) that may have to be added to fit yo...

There is no limit on the number of free Academic Named-User licenses an academic user can request. To request additional individual academic licenses, please follow the instructions in How do I obt...

Disclaimer: This guide describes the basic setup of Compute Server on AWS. There are a lot of extra features (for example concerning security or availability) that may have to be added to fit your ...

For licensing purposes, Gurobi always aims to count physical cores. To do this, the operating system is queried for the number of physical and logical cores.Gurobi license files always contain the ...