How optimization algorithms work & improving their performance

How to assign a new variable equal to min of two other variable (Gurobi in Python) Ongoing
0 votes 20 comments
Why is Gurobi returning MIP solution with gap of 0 which is not close to the actual optimal solution? Ongoing
0 votes 16 comments
About how to optimize the solver's speed for large optimization. Answered
0 votes 13 comments
How to make the search over B&B tree faster? Answered
0 votes 13 comments
Speed up gurobi to solve an milp Answered
1 vote 13 comments
Branch and price example Answered
1 vote 12 comments
How to solve this MILP-based regression model faster? Answered
0 votes 11 comments
Failed to find feasible solutions on super-undertermined problems Answered
0 votes 10 comments
Array or List Answered
0 votes 10 comments
No optimization function Ongoing
0 votes 10 comments
Gurobi very slow at solving MIQP Answered
0 votes 10 comments
Varying Ordering Time for similar models Answered
0 votes 9 comments
Gurobi gets stuck Ongoing
1 vote 9 comments
Implementation of Benders Decomposition with Callbacks Answered
1 vote 9 comments
Model contains large quadratic objective coefficient range.
2 votes 9 comments
Applying LR to the B&B for MIPs Answered
0 votes 8 comments
On PreSOS1BigM Parameter Answered
0 votes 8 comments
Different platforms and different results Answered
0 votes 8 comments
What is the relation between presolve and the infeasibility of model? Answered
0 votes 8 comments
Limit solutions for an LP Answered
0 votes 8 comments
Unable to find optimal solution for some instances Answered
0 votes 8 comments
Speeding up Gurobi LP solver Ongoing
1 vote 8 comments
VarHint where MIP Start is not applicable (with pyomo) Answered
0 votes 8 comments
MIPGap and Runtime query before optimization stops Answered
0 votes 8 comments
Not that large MILP model took ages to obtain the optimal results Answered
0 votes 8 comments
BestBd not updating in a MIQCP problem Answered
1 vote 7 comments
Concurrent Optimizer and callbacks Answered
0 votes 7 comments
How to extract fractional solution from GUROBI ILP? Answered
0 votes 7 comments
Convex combination of constraints that makes the problem infeasible Answered
1 vote 7 comments
How to interpret IntFeasTol ? Ongoing
0 votes 7 comments