00765nam0-22002651i-450-990001206470403321000120647FED01000120647(Aleph)000120647FED0100012064720000920d1969----km-y0itay50------baengMathematicsits content, methods, and meaningEdited by A.D. Aleksandrov , A.N. Kol mogorov, M.A. Lavrent'evCambridge [Mass.]The MIT Press1969vol. I,II,IIIITUNINARICAUNIMARCBK990001206470403321107-D-399865MA1107-D-409865MA1107-D-419865MA1MA1Mathematics79504UNINAING01