00769nam0-22002891i-450-990001041240403321000104124FED01000104124(Aleph)000104124FED0100010412420000920d1962----km-y0itay50------baengTomorrow's mathUnsolved Problems for the AmateurC. Stanley OgilvyNew YorkOxford University Press1962AritmeticaTeoria dei numeri512513Ogilvy,C. Stanley49643ITUNINARICAUNIMARCBK9900010412404033219-0143172FI1FI1Tomorrow's math338513UNINAING01