I am trying to create a set in the proc optmodel body of my program, but so far I haven't been successful.
For small sets is ok to create the sets for variables, parameters in the declaration statement but right now I am working with a problem instance that has 200+ elements in one set and 1300+ in another one, so I wonder if there is a way to create a set from a previous data set I can create beforehand.
Something like this.
Read data H into Hubs=ids;
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