1. Department of Mathematics, Miyaneh Branch, Islamic Azad University , Miyaneh , Iran
2. Department of Mathematics, University of Ioannina , 451 10 Ioannina , Greece
3. Interdisciplinary Studies, Mahidol University Kanchanaburi Campus , Kanchanaburi 71150 , Thailand
4. Department of Mathematics, Faculty of Applied Science, Intelligent and Nonlinear Dynamic Innovations Research Center, King Mongkut’s University of Technology North Bangkok , Bangkok 10800 , Thailand