Chaker Abdelaziz Kerrache, PhD

Laboratoire d'Informatique et de Mathématiques (LIM)

Department of Computer Science

Université Amar Telidji de Laghouat, Algeria

E-mails:

ch.kerrache [@] lagh-univ.dz

kr.abdelaziz [@] gmail.com

kr.abdelaziz [@] yahoo.com

Learn knowledge and teach it to humanity, learn to be respectful and peaceful and be down to earth to people who taught you and to who you are going to teach, and don't be dictators of knowledge so that your ignorance will presume your knowledge.

Omar Ibn AL-Khattab