# Questions tagged [logistics]

Logistics refers to the overall process of managing how resources are acquired, stored, and transported to their final destination.

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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 \\ ...
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### 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: ...
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### How to compute the time required to transport one unit of flow on a given path?

My question is related to freight transportation, but I am stuck on the logic. So, I am considering a path between two points $(a, b)$ where I am sending $n$ trucks where the capacity/truck is $k$. ...
54 views

Please explain how the problem solution looks like. basically I want model to dynamically give me multiple facility locations for a given demand.
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### VRP book recommendations

I am looking for a book recommendation on the VRP and variants. I am encountering VRP-like problems more and more in my work and would appreciate a reference.
Different kinds of problems involve transporting an amount $x$ from A to B which results in a cost $c(x)$ in the objective function. Traditionally, often linearized costs are used to get an easy, ...