%0 Journal Article %A E. R. Avakov %A G. G. Magaril-Il'yaev %T General Implicit Function Theorem for Close Mappings %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2021 %P 7-18 %V 315 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_2021_315_a0/ %G ru %F TM_2021_315_a0