1. Department of Mathematics and Computer Science Abbes Laghrour University Khenchela Khenchela Algeria
2. Laboratory of Mathematics, Informatics and Systems (LAMIS) Larbi Tebessi University ‐ Tebessa Tebessa Algeria
3. Department of Mathematics and Computer Science Larbi Tebessi University ‐ Tebessa Tebessa Algeria
4. Department of Electrical Engineering, College of Engineering Taibah University Yanbu Saudi Arabia