# David Torres Sanchez

Gurobi Staff
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## Activity overview

Latest activity by David Torres Sanchez
• David Torres Sanchez commented,

No worries, props to Jaromił Najman!

• David Torres Sanchez commented,

Alternatively to the term-wise translation, you actually also use the  Model.setMObjective() and Model.addMConstr() instead of the @ operator: m.setMObjective(None, cost, 0.0, None, None, pi, GRB.M...

• David Torres Sanchez commented,

Well, I am not sure about the dimensions of your data.But you just need to explicitly write each term by term operation.For example, assuming they are all the same dimensions: pi = m.addVars(sz, lb...

• David Torres Sanchez commented,

Hi,I think the @ symbol was introduced in Python 3.5 and indicates matrix multiplication.I would say the easiest way around this is using the standard API i.e. model.addVars instead of addMVar and ...

• David Torres Sanchez commented,

Hi J.D.,Indeed a v10.0 token server can have other v10.0 and v9.x clients.Cheers, David

• David Torres Sanchez commented,

Hi again Santanu,This feature will be considered if more people would like this.Cheers, David

• David Torres Sanchez commented,

Hi,The default lower bound of variables is 0.0  Model.addVar().You can change this when you create the variables: shot_x = m.addVar(lb=-100, vtype=gurobi.GRB.CONTINUOUS, name='shot_x') Additionally...

• David Torres Sanchez commented,

Hi Sony, We have an arm64 experimental build! You can download it from the downloads page.Feedback is very welcome.(I tested it on my Pi 4B, worked like a charm).Cheers, David

• David Torres Sanchez commented,

Hi Evren, I don't think there is a nice way to do this.You can however check the message in the callback when you are in $$\texttt{where = GRB.Callback.MESSAGE}$$ for the text you want and call \(\...

• David Torres Sanchez commented,

Hi Ibrahim, These should be straightforward. 1) Is there a way to set dynamic termination criteria for MP, e.g. solve MP optimally once in every 10 iterations? For example, # formulate Model: mpi...