1. School of Science, Xi’an Polytechnic University, Xi’an 710048, China
2. Department of Applied Mathematics, Faculty of Mathematical Sciences, University of Tabriz, Tabriz, Iran
3. Natural Sciences Faculty, Lankaran State University, 50, H. Aslanov Street, Lankaran, Azerbaijan
4. Department of Mathematics, Faculty of Education, Erciyes University, 38039 Melikgazi, Kayseri, Turkey
5. College of Pharmacy, The Islamic University, 54001 Najaf, Iraq
6. Department of Physics, College of Khurma University College, Taif University, P.O. Box 11099, Taif 21944, Saudi Arabia
7. College of Technical Engineering, Imam Ja’afar Al-Sadiq University, Al-Muthanna 66002, Iraq
8. Ganja State University, Haydar Aliyev Avenue, 429, Ganja, Azerbaijan