| Article ID: | iaor20102970 |
| Volume: | 37 |
| Issue: | 4 |
| Start Page Number: | 239 |
| End Page Number: | 244 |
| Publication Date: | Jul 2009 |
| Journal: | Operations Research Letters |
| Authors: | Simchi-Levi David, Li Chung-Lun, Halman Nir |
We consider the deadline problem and budget problem of the nonlinear time–cost tradeoff project scheduling model in a series–parallel activity network. We develop fully polynomial-time approximation schemes for both problems using