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For questions on constraints controlled by binary variables.

2
votes
"variable c (no optimization variable)" is not something that one can say in linear and (mixed) integer programming. There are decision variables and there are parameters (coefficients). That's it. Th …
answered Mar 9 '21 by Erwin Kalvelagen
7
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Something like: $$\begin{align} & c_i \le x_i + M(1-y_i)\\ & c_i \le My_i \end{align}$$ $M$ can be interpreted as an upperbound on $c_i$. If you don't like the big-$M$'s, consider using indicator cons …
answered Jan 12 by Erwin Kalvelagen