1. Department of Industrial Engineering, Masjed-Soleiman Branch, Islamic Azad University, Masjed-Soleiman, Iran
2. Department of Mathematics, Masjed-Soleiman Branch, Islamic Azad University, Masjed-Soleiman, Iran
3. Department of Mathematics, Central Tehran Branch, Islamic Azad University, Tehran, Iran
4. Department of Industrial Engineering, Firouzabad Institute of Higher Education, Firouzabad, Fars, Iran
5. Department of Mathematics, Computer and Statistics, Faculty of Economics, AllamehTabataba'i University, Tehran, Iran