 
 1) At the University of Damascus / Faculty of Sciences 
 Lectures in : 
• Analytic Geometry 2015- 2019 / Deraa Branch 
• Linear Algebra 2013-2019 
• Abstract Algebra ( Group Theory ,Ring Theory ,Field Theory)2013 - 2015 
• Differential Geometry ,Complex Functions, Vector Analysis2014 - 2016
• Modules Theory 2017 - 2019
• Discrete Mathematics 2015- 2019 / Deraa Branch 
• Algebraic Geometry 2013 - 2019 
• Algebraic Geometry for Postgraduate Students 2013 - 2019 
• Abstract Algebra and its applications for Postgraduate Students 2013-2016 .
2) At the Arab International Private University(AIU) .
 Faculty of Informatics & Communications Engineering : 
 Head of the Department of Basic Sciences (2009 – 2013) 
 Lectures in :
• Math.(1) (Linear Algebra )2006 - 2018 
• Discrete Mathematics 2013 - 2020 
• Calculus (1) 2015 - 2016 & 2019 - 2020 
1 . Ph.D. /Dr. rer. nat./ in Algebra (Algebraic Geometry ) Humboldt University in Berlin / Germany (1990)
2. B.Sc. in Mathematics 
 Aristotelian University of Thessaloniki / Greece . (1973)
1. "Picard groups of some exceptional divisors configurations on 3-dimensional varieties" 
 Humboldt-university , Berlin (1987)
2. "Divisor class groups of some 3-dimensional singularities", Banach Center Publications , Warsaw (1990) 
3. "The dimension of cohomology groups of the canonical resolutions of 
 3- dimensional An- singularities" 
 Journal of Damascus University for Basic Sciences . (1999).
 
4. "Simple and semiquasihomogeneous singularities" , Journal of Damascus
 University for Basic Sciences . (2002) 
5. "Description of the canonical resolutions of the 4-dimensional An- singularities" ,
 Far East J. of Math. Sciences (2002)
6. "Numerical solution of ordinary differential equations", 
 Far East J. Appl. Math (2003) 
 
7. "Blowing-ups along exceptional curves". 
 Journal of Damascus University for Basic Sciences (2006) 
8. Divisors of the canonical resolutions of some singularities , 
 Far East J. of Math. Sciences (FJMS) (2006) 
9. Y. Alwadi, Shawki AL Rashed, and M. Zahlan : A study in flat ideals and stability, Journal of Damascus University for Basic Science, 2017. 
10. Y. Alwadi, Shawki AL Rashed, and M. Zahlan : 
Finitely Stable Domains and the Archimedean property, Journal of Albaath University for Basic Science, Vol. 41. 2019. .
11. Y. Alwadi, Shawki AL Rashed, and M. Zahlan : A Study of the Domain and Stable Domains, Journal of Albaath University for Basic Science, Vol. 41. 2019.