01029nam0-22003131i-450-990001209370403321000120937FED01000120937(Aleph)000120937FED0100012093720000920d1972----km-y0itay50------baengApproximate solution of operator equationsBY M.A. Krasnosel'skii, G. M. Vainikko, P .P. Zabreiko, Ya. B. Rutitskii, V. Ya. Stet senkoGroningenWolters-Noordhoff197 2Translated by D. Louvish Israel Program for Scientific Translations.Teoria degli operatoriManualiApprossimazioni e sviluppiKrasnoselʹskij,Mark Aleksandrovič<1920- >534681ITUNINARICAUNIMARCBK9900012093704033216-I-813616MA1MA141-0147-0141A05Approximate solution of operator equations910690UNINAING01