1. Department of Mathematics, Ghazi University, DG Khan, Pakistan
2. Department of Mathematics and Statistics, University of Lahore, Lahore 54590, Pakistan
3. Department of Computer Engineering, Biruni University, Istanbul, Turkey
4. Department of Mathematics, Science Faculty, Firat University, Elazig, Turkey
5. Department of Medical Research, China Medical University, Taichung, Taiwan
6. Laboratoire Lmdan, Departement De Mathematiques De Decision, Facultíe des Sciences Economiques et Gestion, Universite Cheikh Anta Diop De Dakar, BP 5683 Dakar Fann, Senegal