1. Department of Mathematics, Faculty of Science Taibah University Al‐Madinah Saudi Arabia
2. Mathematics Department, Faculty of Science South Valley University Qena Egypt
3. Department of Mathematics, Faculty of Science Aswan University Aswan Egypt
4. Department of Mathematics, College of Science and Humanities in Al‐Kharj Prince Sattam Bin Abdulaziz University Al‐Kharj Saudi Arabia
5. Department of Basic Engineering Science, Faculty of Engineering Menoufia University Shebin El‐Kom Egypt