Corresponding Member of NAS Armenian, Dean of the Faculty of Mathematics and Mechanics of Yerevan State University

## Fields of Interests:

- Orthogonal Series, Fourier Analysis, Wavelets Approxiamation Theory, Multivariate Polynomial Interpolation

Associate Prof., Faculty of Mathematics, Yerevan State University

## Fields of Interests:

- Generalized Taylor type formulas, Representations of generalized monotone functions, Fractional integro -differential equations

Artsakh State University Dean of the Faculty of Physics and Mathematics

## Fields of Interests:

- Multiparameter Spectral Theory, Matrix Theory, Dirac's two-parameter Spectral Problem

Scientific secretary of the Institute of Mathematics

## Fields of Interests:

- Orthogonal systems, Universal series