Charitha Buddhika Heendeniya
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Recent activity by Charitha Buddhika Heendeniya-
Does NoRel heuristic enable smart branch and bound?
AnsweredMay I know whether running NoRel heuristic has an side advantage of improved branching strategy or faster sub-optimal/ infeasible node pruning even in the case NoRel heuristic itself does not yield...
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Question about linearization
AnsweredHello, This might be a simple question, but I want to really understand what is going on behind the scene. I'm trying to linearize a product between a binary and a continuous variable. The binary v...
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ComputeIIS and how to use it to troubleshoot
AnsweredHello, community, Please check the following output from the ComputeIIS. From these results, I see that one of these constraints may be causing infeasibility in my model. But I already know for a f...
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Question about ConcurrentMIP
AnsweredI understand that ConcurrentMIP lets the solver perform parallel searches along the branch and bound tree for a MIP problem. Suppose one such search finds an incumbent solution, meaning any branch ...
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Modeling problem about using variable value for indexing and conditional summation
AnsweredDear all, Please have a look at the example below. This is not programmatically correct, but I want to show the idea and get your thoughts on implementing it in Gurobi. start_time = {n: t for n, t ...