1. Department of Applied Mathematics, Iran University of Science and Technology (IUST) Narmak, Tehran 16844, Iran
2. School of Information Science and Technology, Yunnan Normal University, Kunming 650500, China
3. Department of Mathematics, Maharani’s Science College for Women, Mysore 570005, India
4. Department of Mathematics, The National Institute of Engineering, Mysuru 570008, India
5. School of Mathematics and Physics, Anhui Jianzhu University, Hefei 230601, China