TY - JOUR AU - Yu. L. Gaponenko TI - Degree of solvability and exactness of the solution of an ill-posed problem for a fixed level of error JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1984 SP - 483 EP - 490 VL - 24 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_1984_24_4_a0/ LA - ru ID - ZVMMF_1984_24_4_a0 ER -