00899nam0-2200325-i-450-99000886634040332120090615160426.00-19-853294-6000886634FED01000886634(Aleph)000886634FED0100088663420090615d1990----km-y0itay50------baengUSa---a---001yyWhat to solve?problems and suggestions for young mathematiciansJudita CofmanOxfordClarendon Pressc1990XIII, 250 p.ill.24 cmMatematicaRaccolta di problemi510.7620itaCofman,Judita440702ITUNINARICAUNIMARCBK990008866340403321CPDM-00-02172MA1MA100A07What to solve79044UNINA