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When will gurobi perform another presolving? Answered 2 votes 2 comments -
How can I obtain multiple feasible solutions for a non-convex MIQCP? Answered 0 votes 10 comments -
too high gap Answered 0 votes 7 comments -
Branching strategies in Branch-and-Price 0 votes 0 comments -
allocation modelling problem Answered 0 votes 1 comment -
Infeasibility due to normalization constraint? Answered 0 votes 3 comments -
MIPSOL Callback used to add constraints and repaired solution Ongoing 0 votes 2 comments -
Column generation: Proper Aggregating of identical machines 1 vote 0 comments -
Efficient way of modeling a quadratic program Answered 0 votes 2 comments -
Piecewise linear approximation for discret non-linear function Answered 1 vote 1 comment -
Changing the order of the constraints affects performance Answered 0 votes 6 comments -
Setting incumbents and adding cuts immediately after that 0 votes 0 comments -
Approximation of non-linear functions Awaiting user input 0 votes 2 comments -
A sharp drop in 'BestBd' Awaiting user input 0 votes 2 comments -
How to represent the sum of binary variables ？ Answered 0 votes 2 comments -
The current planning is not feasible, but there is no conflict in the output conflict constraints. Answered 0 votes 1 comment -
Integer Program - LP relaxation for convex objective function Answered 0 votes 6 comments -
Non-Convex Objective Function Answered 0 votes 1 comment -
Monitoring Physical Memory Usage During Optimization in GAMS Answered 0 votes 1 comment -
constraint with parameter that has variable as an index Answered 0 votes 1 comment -
Can Gurobi detect and remove repeated constraints? Answered 0 votes 1 comment -
Ill-Conditioned Constraints and Solver Performance Issues Awaiting user input 0 votes 1 comment -
Problem with "out of memory" -error 0 votes 0 comments -
Create truth table of two events Answered 0 votes 4 comments -
How to formulate a general second-order cone constraint Answered 0 votes 7 comments -
ILP and LP with integer decision relaxation and Mult objective formulation Answered 1 vote 1 comment -
Why does Gurobi sometimes violate constraints during the solving process in order to achieve a better solution? Awaiting user input 0 votes 3 comments -
Can I add enforce cblazy at MIPNODE? Answered 0 votes 1 comment -
Obtain linear approximation Answered 0 votes 3 comments -
TypeError: unsupported operand type(s) for *: 'int' and 'Var' Answered 0 votes 1 comment
Modeling
New postMathematical questions around optimization model formulations