Industrial production processes involving both lot-sizing and cutting stock problems are common in many industrial settings. However, they are usually treated in a separate way, which could lead to costly production plans. In this paper, a coupled mathematical model is formulated and a heuristic method based on Lagrangian relaxation is proposed. Computational results prove its effectiveness. (C) 2009 Elsevier B.V. All rights reserved.
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Xi An Jiao Tong Univ, Sch Management, Xian 710049, Shaanxi, Peoples R China
Xi An Jiao Tong Univ, State Key Lab Mfg Syst Engn, Xian 710054, Shaanxi, Peoples R ChinaXi An Jiao Tong Univ, Sch Management, Xian 710049, Shaanxi, Peoples R China
Ma, Ning
Liu, Ya
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Xi An Jiao Tong Univ, Sch Management, Xian 710049, Shaanxi, Peoples R China
Xi An Jiao Tong Univ, State Key Lab Mfg Syst Engn, Xian 710054, Shaanxi, Peoples R ChinaXi An Jiao Tong Univ, Sch Management, Xian 710049, Shaanxi, Peoples R China
Liu, Ya
Zhou, Zhili
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Xi An Jiao Tong Univ, Sch Management, Xian 710049, Shaanxi, Peoples R China
Xi An Jiao Tong Univ, State Key Lab Mfg Syst Engn, Xian 710054, Shaanxi, Peoples R ChinaXi An Jiao Tong Univ, Sch Management, Xian 710049, Shaanxi, Peoples R China
Zhou, Zhili
Chu, Chengbin
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Ecole Cent Paris, Lab Genie Ind, F-92295 Chatenay Malabry, FranceXi An Jiao Tong Univ, Sch Management, Xian 710049, Shaanxi, Peoples R China