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For questions about mathematical optimization problems involving both continuous and binary or general integer variables.
1
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4
answers
205
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Multi-period Inventory Balance in Gurobipy
I would like to get the inventory balance in the oponed facility $\text{C}$ such that, the Inventory at time $t$ is equal to the previous one, plus the inflow minus the outflow. I have tried to create …
1
vote
0
answers
36
views
Auxiliary parameters for two uncertain parameters Robust Optimization
I have the following constraint for robust counterpart formulation, where two uncertain parameters appear at the same time;
$\sum{QG_{ij}}$*${\theta}$+$\sum_{}\sum{QD_{ij}}*p $ * ${\theta}$
where;
${Q …
2
votes
Robust optimization for IP formulation
you may check this https://pubs.acs.org/doi/full/10.1021/ie200150p ,there are two other papers related to that, II and III, I hope you will find it useful.
0
votes
2
answers
224
views
Modelling with Gurobi-Python a Supply Chain Problem
I would like to write the following simple model in GurobiPy, which is part of many terms that's belongs to the objective function, I assumed that I have three suppliers are selected and three warehou …
0
votes
0
answers
68
views
Gurobi-Python, unmet demand of customers
I would like to capture the unmet demand by modeling the following constraint with two decision variables. where $QU_{wc}$ is the unmet demand and $QW_{wc}$ the shipped amount of products. I model the …