[1] Department of Mathematics and Statistic, International Islamic University, Islamabad, Pakistan
[2] Laboratory of Pure and Applied Mathematics, Department of Mathematics, Med Boudiaf University of Msila, P. O. Box 166, Ichbilia, Msila,28000, Algeria
[3] Laboratory of Information Processing, Faculty of Science Ben M'Sik, University Hassan II, Sidi Othman, Casablanca,B.P 7955, Morocco
[4] Department of Mathematics, University of New Mexico, 705 Gurley Avenue, Gallup,NM,87301, United States