1 March 2018
1 March 2019
1 January 2019
A. Mahmoodirad is an assistant professor of applied mathematics (operation research) in Masjed-Soleiman Branch of Islamic Azad University in Iran. His research interests include fuzzy mathematical programming, supply chain management, transportation problems and decomposition methods.
A. Heydari is a faculty member at Firouzabad Institute of Higher Education in Iran. He received his master’s degree in mathematics from Shahid Beheshti University (in Iran).
S. Niroomand is an assistant professor of industrial engineering in Firouzabad Institute of Higher Education in Iran. He received his PhD degree in industrial engineering from Eastern Mediterranean University (in Turkey), in 2013. His research interests are operations research, fuzzy theory, and exact and meta-heuristic solution approaches.