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Logistics refers to the overall process of managing how resources are acquired, stored, and transported to their final destination.
2
votes
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answers
66
views
Preprocessing Time Windows Width in Vehicle Routing Problem (VRP)
I think my model takes much time because the time windows width given the problem i want to solve.
Here is the time matrix:
0 23 73 71 61 58 35 22 57 57 56 55 55 53 53 52 48
23 0 5 …
2
votes
0
answers
68
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Multi Commodity VRP Time Windows Paper
I have been wondering is there any paper that who discuss multi commodity with four index/indices like this formulation below:
$$
\begin{gathered}
\sum_{k} \sum_{c} F_{j, j, c, k}=1 \quad \forall j \\ …