Complex Analysis, Approximation theory, Potential and harmonic functions theory, Weierstrass theory of analytic functions.

Graduated Depart. of Mechanics and Mathematics of YSU (1971), Ph. D. (1978), Dr. Sci. (1989), Professor (1992), Corr. Member (2006)

Head of the Chair of Function theory of YSU

Institute of mathematics of NAS of RA (1974 – 1992). Chair of Function theory of Depart. of Mathematics of YSU: Professor (1992-2000), Head of Chair (since 2000). Grants from German Academic Exchange Service (DAAD) - 1996 and 2000, from Trier University (Germany) – 1996 and 2004. Member of Editorial board of the Journal "Contemporary Journal of Mathematical Analysis" (Izvestija Natsionalnoj Akademii Nauk Armenii. Matematika) – since 2000, member of Armenian Mathematical Union – since 1992.