Dual variable based fathoming in dynamic programs for column generation.
Marco E. LübbeckePublished in: Eur. J. Oper. Res. (2005)
Keyphrases
- column generation
- linear programming
- integer programming
- branch and bound
- vehicle routing
- integer linear programming
- integer program
- constraint programming
- dual variables
- linear program
- optimal solution
- set partitioning
- mixed integer programming
- lagrangean relaxation
- primal dual
- cutting plane
- vehicle routing problem with time windows
- set covering problem
- set covering
- linear programming problems
- exact solution
- lagrangian relaxation