Forum Discussion

Community Manager

2 months ago

How to make cuts added in a preIntsol callback globally valid (root node) instead of local to the current subtree?

I'm using the Xpress Optimizer Java API (com.dashoptimization, Xpress 9.4) to solve a MIP with lazy constraints that are generated dynamically. My constraints are all globally valid — they are not lo...

fico® xpress

FICO

Community Manager

2 months ago

Dear Christian,

Many thanks for your prompt and detailed answer!

I will take a look at those links while waiting patiently for new implementations.

Bests,

Emanuele Cutore

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Forum Discussion

How to make cuts added in a preIntsol callback globally valid (root node) instead of local to the current subtree?

Related Content

Are preintsol callbacks threadsafe?

Variable names in callback (Java API)

Variable object mapping issue in Python Callbacks with Presolve enabled