Ng, C.T.; Kovalyov, Mikhail Y.; Cheng, T.C.E. - In: European Journal of Operational Research 200 (2010) 2, pp. 621-624
The single-item capacitated economic lot-sizing (CELS) problem is a fundamental problem of production and inventory management. The first fully polynomial approximation scheme (FPTAS) for this problem with concave cost functions was developed by Van Hoesel and Wagelmans [C.P.M. Van Hoesel,...