Article ID: | iaor20083765 |
Country: | Netherlands |
Volume: | 35 |
Issue: | 6 |
Start Page Number: | 754 |
End Page Number: | 758 |
Publication Date: | Nov 2007 |
Journal: | Operations Research Letters |
Authors: | Woeginger Gerhard J., Wennink Marc, Vestjens Arjen P.A. |
The job insertion problem in multi-stage scheduling is: given a schedule for n jobs and an additional job, find a feasible insertion of the additional job into the schedule that minimizes the resulting makespan. We prove that finding the optimal job insertion is NP-hard for flow shops and open shops.