Mazyar Taghavi - Department of Management, University of Tehran, Kish International Campus

Large scale companies are composed by several secondary companies or different units which are relatively independent. Each section tries to optimize its own operations. Main company, of course, divides common resources and facilities between them in order to maintain arrangements and control, and applies general strategies for subsidiaries. We applied Dantzig–Wolfe decomposition algorithm to optimize a real situation in an organization

large scale model, Dantzig–Wolfe decomposition, efficient methods