1. Department of the Preparatory Cycle in Science and Technology, Higher School of Electrical and Energetic Engineering of Oran (ESGEE-Oran), Oran 31000, Algeria
2. DEIM, University of Tuscia, Largo dell’Universita, 01100 Viterbo, Italy
3. Department of Mathematics and Informatics, Azerbaijan University, J. Hajibeyli Str., AZ1007 Baku, Azerbaijan