1. Department of Mathematics, Faculty of Science, Mansoura University, Mansoura, Egypt
2. Department of Mathematics, Faculty of Sciences and Arts (Mahayel), King Khalid University, Abha, Saudi Arabia
3. Department of Mathematics, University of Azad Jammu and Kashmir, Muzaffarabad 13100, Pakistan
4. Computer Engineering and Control Systems Department, Faculty of Engineering, Mansoura University, Mansoura, Egypt