A Mathematical Model for the Single Machine Scheduling Considering Sequence Dependent Setup Costs and Idle Times

Ali Rafiei; Seyed Mahdi Homayouni; Amir Shafiei Alavijeh

Volume 2, Issue 2 , June 2015, , Pages 77-85

  Planning and scheduling are among the most important parts of the management’s duties. Development of an efficient scheduling method can results in productivity improvement of an organization. Given the importance of production scheduling in an organization, this research seeks to propose a solution ...  Read More

Optimization of Order Quantity for Multi-Product from Multi-Supplier with Discounted Prices

Seyed Mahdi Homayouni; Ali Izadi; Mohammadreza Vasili

Volume 1, Issue 3 , September 2014, , Pages 148-158

  Many researches in inventory control area of knowledge have been focused on single objective and multi-objective problem of determining the economic quantity of order. In single objective problems, costs were considered as the objective. However, multi-objective problems have not been well investigated. ...  Read More