TY - JOUR AU - M. Sh. Shabozov AU - M. S. Saidusaynov TI - Approximation of functions of a complex variable by Fourier sums in orthogonal systems in $L_2$ JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 2020 SP - 65 EP - 72 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_2020_6_a7/ LA - ru ID - IVM_2020_6_a7 ER -