00740nam0-22002771i-450-99000053077040332120001010000053077FED01000053077(Aleph)000053077FED0100005307720001010d--------km-y0itay50------baitay-------001yyPure and applied mathematicsHarry LassNew YorkTorontoMcGraw Hill1957492 p24 cmInternational series in pure and applied mathematicsLass,HarryITUNINARICAUNIMARCBK99000053077040332105 PH 1 41690aDININDININUNINAING01