Authors
Nadia Benkhettou
Laboratory of Bio-Mathematics, Djillali Liabes University of Sidi Bel-Abbés, Algeria
Abdelkrim Salim
Faculty of Technology, Hassiba Benbouali University of Chlef, Algeria
Jamal Eddine Lazreg
Laboratory of Mathematics, Djillali Liabes University of Sidi Bel-Abbes, Algeria
Saïd Abbas
Department of Electronic, University of Saïda-Dr. Moulay Tahar, Algeria
Mouffak Benchohra
Laboratory of Mathematics, Djillali Liabes University of Sidi Bel-Abbes, Algeria
