00942nam0-22003371i-450 99000255004040332120201030102421.00852744188000255004FED01000255004(Aleph)000255004FED0100025500420000920d1988----km-y0itay50------baengUSOn functions and functional equationsJ. SmitalBristolAdam Hilger1988viii, 155 p.21 cmAnalisi funzionaleTeoria degli operatori e delle trasformazioni integrali515Smital,Jaroslav41430ITUNINARICAUNIMARCBK990002550040403321MXII-A-74832MAS02 36 A 355368FINBNFINBNMASOn functions and functional equations348797UNINAING01