1991/1992: Exact Sciences Common Core (TCSE) Mathematics, Physics and Chemistry, Kassdi Merbeh University, Ouargla – UKMO- (Algeria) June. 1991: BACCALAUREATE in Mathematics, Mofdi Zakaria High School, Bayada El-Oued (Algeria) With honors 3/.Field of Specialization:Linear and non-linear functional analysis methods (P.E.D.) applied to the continuum mechanics (elasticity, viscoplasticity, viscoelasticity, mechanical solids, etc.).4/.Experiences and lessons: a)- Professional background:Jul. 2021 – to date: Professor, Department of Mathematics, Faculty of Exact Sciences,Echahid Hamma Lakhdar University El-Oued,(Algeria) May. 2017 – July 2021: Associate Professor (A), Department of  Mathematics,Faculty of Exact Sciences, Echahid Hamma Lakhdar University
El-Oued, (Algeria)June.2015 – May. 2017: Lecturer (B), Department of Mathematics,Faculty of Exact Sciences, Echahid Hamma Lakhdar University El-Oued, (Algeria)Dec.2011-June.2015: Assistant Professor (A), Department of Mathematics, Faculty of Exact Sciences, Echahid Hamma Lakhdar University El-Oued, (Algeria) Dec.2010 -Dec.2011: Assistant Professor (A), Department of Mathematics and Computer Science, Faculty of Science, Technology and Science Equipment, Kasdi Merbah University, Ouargla – UKMO- (Algeria)Nov.2007-Dec.2010: Assistant Professor (B), Department of Mathematics and Computer Science, Faculty of Science, Technology and Science Equipment, Kasdi Merbah University, Ouargla – UKMO- (Algeria) 2008/2009: Teacher in Optimization1,2 (C+TD) (Vacuum), University, El-Oued (Algeria)
2007/2008: Teacher in Math 4 (C+TD) (Temporary), University, El-Oued (Algeria) Sep.2005- Nov.2007: Teacher in High School, Mathematics, Technicum Achabe Laarig, Metlili Guerdaya (Algeria) Sep.1998- Sep.2005: Teacher in High School, Mathematics, Technicum Abdelrahmane Bekely, Bereyanne Guardaya (Algeria) Nov.1996-March.1997: Teacher in High School (Temporary), in Natural Sciences,Essaïde Abdelhay mixed high school, El-Oued (Algeria) Sep.1996-Oct.1996: Teaching in French (Temporary), Primary School Merzougy Merzougy, Nakhla, El-Oued (Algeria) Dec.1995-June.1996: Bilingual teacher (temporary), Boukazala Primary School Ahmed Abdelkamel, Nakhla, El-Oued (Algeria) Sep.1995- Oct.1995: Bilingual teacher (temporary), El-Imame Primary School Ali, El-Ogla, El-Oued (Algeria)