01022nam--2200337---450-99000324746020331620090519105033.090-01-50403-5000324746USA01000324746(ALEPH)000324746USA0100032474620090519d1972----km-y0itay50------baengNL||||||||001yyApproximate solution of operator equationsM. A. Krasnosel'skii...[et al.]GroningenWolters-Noordhoff1972XII, 484 p.22 cmTit. orig.: Pribkizhennoe reshenie operatornykh uravneniiEquazioni differenziali515.14KRASNOSEL'SKII,M. A.441810ITsalbcISBD990003247460203316515.14 APP4960/CBS515.1400220596BKSCIRSIAV79020090519USA011050Approximate solution of operator equations1012858UNISA