Mathematical questions around optimization model formulations

Reformulations of a very slow problem involving absolute values
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Gurobi taking too long (?) to set up problem with enormous matrix Answered
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Is their MVar in Java API as in Python API?
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Questions concering Gap in Output
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Strange behavior - Optimal solutions with different values, depend on whether StartSol is included Answered
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I add constraint with '>=' but in the model it is <= 0 Awaiting user input
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Model has no integer variables but solution says "Solving non-convex MIQCP" Answered
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Solve scheduling model using a greedy heurisitc Answered
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Using sqrt in constraint. Answered
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Questions About Solving Nonlinear Constraints in an Nonlinear Integer Programming Model Answered
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Why does MIPGap not give me the actual optimality gap? Answered
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See algebraic expressions of problem in debug mode or print Answered
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MIP stopped for a long time in one iteration Answered
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How to model balancing of distribution of resources to different buckets? Awaiting user input
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How to maximize a quadratic Objective Function? Answered
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unsupported operand type(s) for +: 'Constr' and 'Var' Answered
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Getting Binding Constraints Answered
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Indicator variable that depends on two other indicator variables Answered
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Best practice for implementing branch and cut algorithm with gurobi
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Problem with logical constraint using addGenConstrIndicator() Answered
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TypeError when using gurobipy.Model.addGenConstrIndicator Answered
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A TSP Question about TypeError: unsupported operand type(s) for -: 'generator' and 'NoneType' Answered
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Adding arbitrary functions to the model Answered
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Get maximum value a scalar set that is conditioned on a variable set being non-zero Awaiting user input
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Re: Warning on max constraint violation (9.9483e-04) exceeds tolerance Answered
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How to model the constraint for a minimum consecutive running time of a machine? Answered
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Numerical problems error
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GRBaddconstr (or other) permissible inside of #pragma omp parallel for in C? Answered
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Solver does not converges to Optimal Solution (MIP GAP slows down with time) Ongoing
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Same relaxed solution every time Answered
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