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For questions about mathematical optimization problems involving both continuous and binary or general integer variables.

5 votes
2 answers
1k views

In a MIP, how to force a decision variable to be zero unless the sum of specific other decis...

In an MIP, how can I formulate a constraint such that a decision variable is only greater (or equal to) zero if (and only if) the sum of different decision variables is equal to something. I'm working …
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