نوع مقاله : مقاله پژوهشی
نویسندگان
1 گروه صنایع، دانشگاه تربیت مدرس و دانشگاه کردستان
2 گروه ریاضی، دانشگاه پیام نور تهران
3 گروه مهندسی برق، دانشگاه کردستان
چکیده
کلیدواژهها
موضوعات
عنوان مقاله [English]
نویسندگان [English]
In the recent years, the bi-level programming problem (BLPP) is known as an appropriate approach for solving the real problems in applicable areas such as traffic, transportation, economics and supply chain management. There are several known algorithms to solve BLPP as an NP-hard problem. Almost all proposed algorithms in references have been used the Karush-Kuhn–Tucker to convert the BLPP into the single level problem which the obtained problem is complicated. In this paper, we attempt to develop two effective approaches, one based on enumeration method and the other based on duality characteristic for solving the linear BLPP. In these approaches, the BLPP is solved without using the Karush-Kuhn–Tucker conditions. The presented approaches achieve an efficient and feasible solution in an appropriate time which has been evaluated by comparing to references and test problems.
کلیدواژهها [English]