How optimization algorithms work & improving their performance

Lagrangian Relaxation Answered
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column generation dual variables Answered
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solver takes ages to close GAP Answered
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insert heuristic into CallBack Answered
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Custom heuristic implementation for MIQCP Answered
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Beaten by a naive method solving MILP Ongoing
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Worse performance for smaller problem Answered
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Gurobi is taking too much time in converging the non-linear constraints in MIQCP problem Answered
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About the solution proformance of nonlinear problems via the new gurobi solver like 9.1 Answered
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implement cutting plane algorithm Answered
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Reducing MILP solution time Answered
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barrier and crossover restart Answered
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How to get user-defined cut to be applied immediately in MIP solver Answered
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Cannot find feasible solution and programm killed after a long time Answered
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Number of Solutions
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Does Gurobi 9.0 guarantee global optimality for MICQP? Ongoing
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Setting stop criterion to maximum one solution changes the behaviour of branch and bound
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Parameters tuning Answered
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Using Callbacks for Column-and-constraint generation algorithm Answered
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Will Gurobi retain lazy cuts after changing the objective coefficients? Answered
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multiple scenario model running time Answered
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Computing dual for QCP in Gurobi Python Answered
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Why the extreme ray Groubi retrieved is 0? Answered
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Wrong algo of dual simplex Answered
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Optimality and Suboptimality in Quadratic Programs Answered
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MILP worst-case Complexity order Answered
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Same nodes but different solution time (VRP Time Windows) Answered
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Control over the number of callbacks in MIPNODE Answered
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Large MIP Model Stops Progressing - Many Equivalent Solutions? Answered
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