TY - JOUR AU - V. I. Gel'fgat TI - Matrices of small Toeplitz rank, certain representations of the solution to an unstable system of linear equations with Toeplitz coefficient matrices, and related fast algorithms for solving such systems JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 2014 SP - 1691 EP - 1706 VL - 54 IS - 11 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_2014_54_11_a0/ LA - ru ID - ZVMMF_2014_54_11_a0 ER -