| Article ID: | iaor19951868 |
| Country: | United Kingdom |
| Volume: | 46 |
| Issue: | 1 |
| Start Page Number: | 123 |
| End Page Number: | 127 |
| Publication Date: | Jan 1995 |
| Journal: | Journal of the Operational Research Society |
| Authors: | Booler J.M.P. |
| Keywords: | transportation: rail, Transportation: Rail, scheduling |
A previously published integer linear programming model for finding a minimum cost schedule for railway locomotives to work a given set of trains is considered. Lagrangean relaxation is suggested as an effective means of solving the model.