TY - JOUR AU - V. S. Kedrin TI - Estimation of the spectrum of discrete sequences in ill-posed problems based on the study of the numerical rank of the trajectory matrix JO - Itogi nauki i tehniki. Sovremennaâ matematika i eë priloženiâ. Tematičeskie obzory PY - 2020 SP - 73 EP - 84 VL - 183 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/INTO_2020_183_a6/ LA - ru ID - INTO_2020_183_a6 ER -