Affiliation: | 1. MASAIE Project Team, INRIA Grand-Est;2. University Paul Verlaine–Metz, LMAM–CNRS , Metz Cedex , France Abderrahman.Iggidr@inria.fr;4. University Paul Verlaine–Metz, LMAM–CNRS , Metz Cedex , France;5. University Gaston Berger , Saint-Louis , Sénégal;6. Department of Mathematics and Computer Sciences , University of Daschang , Cameroon;7. UMMISCO–Yaoundé , Cameroon |