1. Department of Mathematics, Rajshahi University of Engineering and Technology, Rajshahi 6204, Bangladesh
2. Department of Science in Engineering, Faculty of Engineering, International Islamic University Malaysia, Kuala Lumpur 53100, Malaysia
3. Department of Mathematics, Faculty of Science, Sohag University, Sohag 82524, Egypt
4. Department of Mathematics, Faculty of Science, Islamic University of Madinah, Madinah 42351, Saudi
5. Department of Mathematics, Faculty of Science, Ege University Bornova-İzmir, 35040 Turkey