Abstract
We address the integrality gap of the integer linear program introduced by Grigoriev et al. (2006)[3] for the periodic maintenance problem. We prove that the integrality gap of this program is bounded by a constant. (C) 2011 Elsevier B.V. All rights reserved.
| Original language | English |
|---|---|
| Pages (from-to) | 252-254 |
| Number of pages | 3 |
| Journal | Operations Research Letters |
| Volume | 39 |
| Issue number | 4 |
| DOIs | |
| Publication status | Published - Jul 2011 |
Keywords
- Scheduling
- Preventive maintenance
- Integer programming
- Integrality gap
- Approximation algorithm
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