Oleg Grech
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Activity overview
Latest activity by Oleg Grech-
Oleg Grech commented,
Hi. Thanks for your prompt reply. By time per incumbent, referring back to the image above, incumbent 1264.00000 took 87s before going to incumbent 1177.000000. My question was whether I could limi...
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Oleg Grech commented,
Hi. Is there a way to set a time limit per Incumbent (as per image)? Or can you only set a time limit using Params.TimeLimit? ThanksOleg
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Oleg Grech commented,
Hi. Thanks for your reply. If going with the MIP start approach, you first have to produce a MIP start (.mst) or a solution (.sol) file. My questions are: Can a model be optimised more than once? ...
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Oleg Grech created a post,
Additional variables being added to Objective Function
AnsweredHi. After modelling my constraints, I have arrived at my objective function which is as follows (this is only one part of the objective function for the sake of simplicity): grb_model.setObjective...
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Oleg Grech commented,
Hi. Thanks for your help! Worked like a charm. Wish I knew this beforehand.
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Oleg Grech commented,
Hi. Thank you for the suggestion. But I am still getting that the model is infeasible. Here is my updated code with another constraint: # Constraints 4.13max_valCA1SH = grb_model.addVar(lb=-GRB.IN...
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Oleg Grech commented,
I have added a GitHub link so that you can access the code: https://github.com/oleggrech7/Sports_Scheduling
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Oleg Grech commented,
Hi after doing what you suggested, it is still giving me the same issue when looking at the ilp file
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Oleg Grech commented,
Hi again. Upon inspection, I noticed that the model is being infeasible because of the following constraints: grb_model.addConstr((ca1sh.min - quicksum(x[i,j,s] for s in ca1sh.slots for j in team_...
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Oleg Grech commented,
When doing what you suggested, it is giving me the following error: Any ideas?