Functional analysis, Sobolev classes of partial differential equations, Equations of mathematical physics, General Topology

Graduated from YSU (1945), Dr. of Phys.-Math. Sciences (1962), prof. (1964), acad. (1986, corr. member 1965)

Head of Chair of YSU (1954-1960, 1978-1988), Dean (1978-1988), Director of computing centre of ArmSSR (1956-1962), Head of Department of the Institute of Mathematics (1963-1976)

Laureate of State award of USSR (1986). Has been awarded with order "Honor Decoration"

Deserved activist of science and technique of ArmSSR (1974)