%0 Journal Article %A Yu. L. Gaponenko %T Degree of solvability and exactness of the solution of an ill-posed problem for a fixed level of error %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1984 %P 483-490 %V 24 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1984_24_4_a0/ %G ru %F ZVMMF_1984_24_4_a0