The variable in the RANGE statement, the ID variables, and the BY variables are available for the model program to examine, but their values should not be changed by the program.

The latest monthly update to the Python extension for Visual Studio Code makes it easier for developers to keep track of variables and their data when working with the ever-popular programming ...

A new procedure for mixed integer programming is presented. It is applicable where the integer variables must be either zero or one, and where the integer variables are divided into sets such that the ...