1. Department of Mathematics, College of Science and Humanities in Al-Kharj, Prince Sattam bin Abdulaziz University, Al-Kharj 11942, Saudi Arabia
2. Department of Mathematics and Computer Science, St. Thomas College, Bhilai, Chhattisgarh, India
3. University of Banja Luka, Faculty of Electrical Engineering, 78000 Banja Luka, Patre 5, Bosnia and Herzegovina
4. Institut Supérieur d’Informatique et des Techniques de Communication, Université de Sousse, H. Sousse, Tunisia
5. Department of Mathematics and Applied Mathematics, Sefako Makgatho Health Sciences University, Ga-Rankuwa, South Africa
6. China Medical University Hospital, China Medical University, Taichung 40402, Taiwan