1. Department of Mathematics, College of Sciences and Arts, Al-Ras; Qassim University; Buraydah Kingdom of Saudi Arabia
2. Laboratory of Fundamental and Applied Mathematics of Oran (LMFAO); University of Oran 1; Ahmed Benbella Oran Algeria
3. Department of Mathematics and Computer Science; Larbi Tebessi University; Tebessa 12002 Algeria
4. Department of Mathematics and Computer Science, Faculty of Science and Technology; University of El.Oued; El.Oued 39000 Algeria