1. Faculty of Science, Department of Mathematics, University of Zakho, Zakho, Iraq
2. Faculty of Science, Department of Mathematics, Firat University, Elazig, Turkey
3. Faculty of Education, Department of Mathematics and Science Education, Ordu University, Turkey
4. Department of Mathematics, Faculty of Science, Cairo University, Giza 12613, Egypt
5. Department of Mathematics, Faculty of Applied Science, Umm Alqura University, Makkah 21955, Saudi Arabia