Adrien Belfer
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Latest activity by Adrien Belfer-
Adrien Belfer commented,
Linked to my previous post, I have another question.Is there a way in a lazy constraint callback to “re-push” a new solution? In my context, the MIP master problem may find solutions using heuristi...
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Adrien Belfer created a post,
Does adding callbacks (lazy constraints) affect the heuristics?
Hi,In the context of my research, I am developing a model needing lazy constraints. These lazy constraints are needed to add Benders cuts to my problem. However, when doing so, I have the feeling t...
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Adrien Belfer commented,
Hi again Riley,From a commercial point of view, I totally understand the lack of interest. It was more for a research purpose. In any case, thank you for your feedback.Adrien
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Adrien Belfer commented,
Hi Riley,I totally understand the obstacles, but wouldn't it be interesting as a future feature to enable locally valid cuts? Adrien
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Adrien Belfer created a post,
Locally valid user cuts and upper bounds
AnsweredHi,I am solving a mixed integer liner program with big M constraints (coming from linearisation), using the JuMP package in Julia. This big M values correspond to upper bounds of some variables and...