Extended formulation and valid inequalities for the multi-item inventory lot-sizing problem with supplier selection.
Leopoldo Eduardo Cárdenas-BarrónRafael A. MeloMarcio Costa SantosPublished in: CoRR (2020)
Keyphrases
- lot sizing
- multi item
- supplier selection
- valid inequalities
- mixed integer
- mixed integer programming
- inventory systems
- multistage
- single item
- production planning
- lead time
- setup cost
- cutting plane
- lost sales
- integer programming
- traveling salesman problem
- planning horizon
- capacity expansion
- combinatorial optimization
- lot size
- fixed cost
- convex hull
- constraint satisfaction problems
- simulated annealing
- special case
- inventory policy
- optimal solution