Hi Alex,
thank you for your reply. the constraint that you wrote corresponds to the logical constraint “(sum(p in P) X[p][r][s][d] == 0) => Y[r][s][d] == 0;”.
how can I reformulate this one(see attachment)?
thank you in advance,
regards,
Sherzod
Source: Re: Reformulation of Logical Constraint to Integer Programming Constraint