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How are lazy constraints used? Answered 1 vote 2 comments -
Same model, same parameters, but different solutions Answered 0 votes 4 comments -
Degree-4 nonlinear constraint disaggregated to bilinear during presolve Answered 0 votes 1 comment -
Question regarding output log behaviours and branch and bound algorithms Answered 0 votes 1 comment -
Giving an initial basis to the simplex solver results in different optimal value depending on LPWarmStart set to 1 or 2 and on the value of NumericFocus Answered 0 votes 1 comment -
Extreme matrix range [6e-11, 2e+08] in multi-stage energy system MILP — model not solving within 24 hours Answered 0 votes 3 comments -
Handling small constraint violation warnings after adding constraints and re-optimizing Answered 0 votes 3 comments -
Why Does a Bilinear Term Get Infinite Upper Bound After Presolve? Answered 0 votes 4 comments -
Will Gurobi 8.0.0 and 13.0.1 return different solutions for the same prioritizr conservation planning problem? Answered 1 vote 2 comments -
the gap in the solution of multi-period mixed integer linear programming has been stuck at around 1.7%. Is this error considered large or small, Answered 1 vote 1 comment -
Improve root relaxation performance Answered 0 votes 1 comment -
Gurobi presolve mistakenly reports infeasibility for a feasible instance Answered 0 votes 3 comments -
Behavior of the lazy constraints added within a callback Answered 0 votes 8 comments -
Potential Numerical Issue in MIP Solving Answered 0 votes 1 comment -
For ILP problems, does GUROBI gaurantee finding all possible solutions? Answered 1 vote 4 comments -
Terminating barrier with TimeLimit provides no solution Answered 0 votes 8 comments -
MIQPs | Barrier method for Method and NodeMethod parameters Answered 1 vote 2 comments -
Solution Guarantees and Best-Bound Access for Convex MINLPs in Gurobi via AMPL Answered 0 votes 1 comment -
Mixed Complementarity Problem Answered 0 votes 3 comments -
Does NoRel heuristic enable smart branch and bound? Answered 0 votes 1 comment -
When Gurobi can implement algorithms for SDP, especially for larger-scale matrix ? Answered 0 votes 3 comments -
Using ConcurrentMIP Answered 0 votes 6 comments -
How to use callback function within multi-objective optimization? Answered 0 votes 2 comments -
Is the TSP example's code in Gurobi documentation wrong??? Answered 0 votes 3 comments -
Can the callback function combine two check mechanism?(TSP subtour elimination + Bender's decomposition) Answered 0 votes 3 comments -
Lazy callback Answered 0 votes 3 comments -
PWL constraints efficiency Answered 0 votes 4 comments -
Interpreting the log file for the branch-and-cut tree search Answered 0 votes 7 comments -
Gurobi Model Infeasible or unbounded Answered 0 votes 2 comments -
The algorithm behind the semi-continuous variable Answered 0 votes 2 comments
Algorithms
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