Roger Creus
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Latest activity by Roger Creus-
Roger Creus created a post,
Sum of all PWL in objective function (Python gurobi)
AnsweredHello everybody, So I am solving a LP problem which objective function consists of only PWL functions ( added with model.setPWLObj() ). Now I would like to add a constraint such that the sum of a...
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Roger Creus created a post,
Piece-wise Linear multi objective (Python-gurobi)
AnsweredHello everybody, So I am solving a LP model where I use the model.setPWLObj() function to maximize the sum of all the pwl approximations of my variables. (Actually, there is no variable that does ...
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Roger Creus created a post,
Constraint: Sum of all variables to be equal to a given value
AnsweredHello everybody, I wonder if someone can give me an intuiton on how to define in R the constraint that sets: sum(all variables x_i) = B Where B is a know numeric value and the model's only variabl...
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Roger Creus commented,
Alright! All these resources were very helpful, thank you! One last question: For the piecewise function, the set of points can always be between 0-1 (i.e. u = linspace(0.0, 1.0, 101))?. Is this al...
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Roger Creus commented,
Thank you very much for answering! When I try EXP = 0,1,2 there is no problem at all. The thing is that I am interested in EXP = 0.2 actually. So if the solution in this case is creating piecewise ...
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Roger Creus created a post,
Signomial terms in objective function
AnsweredHello everybody, I am using gurobi in the YALMIP optimization framework in Matlab. I have an optimization problem of 28 variables (x is a vector of length 28) that looks like this: curve = (x ./...