Algorithms
New postHow optimization algorithms work & improving their performance
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Concurrent Optimizer: one core one thread Answered0 votes 1 comment

Should I linearize my nonlinear pseudoBoolean model before passing it to Gurobi? Answered0 votes 1 comment

Speeding up binary LP? Answered0 votes 1 comment

MIP running out of time Answered0 votes 1 comment

Can you please clarify which heuristic is used? Answered0 votes 1 comment

VarHint where MIP Start is not applicable (with pyomo) Answered0 votes 8 comments

Numerical Problem encountered and Gurobi can't solve the model Answered0 votes 1 comment

Does the barrier method for LP automatically start from the dual problem? Answered0 votes 2 comments

Adding lazy cuts using callback in LP Answered0 votes 3 comments

Astronomically low node throughput; major degeneracy? Answered1 vote 2 comments

How to solve this MILPbased regression model faster? Answered0 votes 11 comments

Inquiry about python example Answered0 votes 2 comments

Increasing NumericFocus makes problem infeasible Answered0 votes 1 comment

Callback for customized branching Answered0 votes 3 comments

Is noninteger part of a MIP solution an extreme point? Answered0 votes 3 comments

Is it possible to retrieve the best (lower) bound of a MILP problem that did not reach the optimal solution? Answered0 votes 3 comments

Linearizing nonlinear constraint Answered0 votes 3 comments

Stationary point for nonconvex QCQP? Answered0 votes 1 comment

MILP model feasibility check speed Answered0 votes 1 comment

Gurobi is taking too much time in converging the nonlinear constraints in MIQCP problem Answered0 votes 4 comments

Gurobi 9.1.1 only uses a single thread in MIP mode Answered0 votes 1 comment

MIQP is solved faster but unstable! Any suggestions for this? Answered0 votes 2 comments

Barrier algorithm relatively slow for convex QCQP Answered0 votes 1 comment

Any configurable parameters for the nonconvex quadratic solver? Answered0 votes 2 comments

the time Answered1 vote 1 comment

Is there any method to reduce cpu time in callback function ? Answered0 votes 3 comments

What's the meaning of "Learned Cut" in log Answered0 votes 2 comments

Theoretical Background on BarHomogeneous parameter Answered0 votes 1 comment

Root relaxation objective value is different from the objective value from continuous model Answered0 votes 1 comment

Why there are some numerical issues after turning off the presolve? Answered0 votes 1 comment