00807nam0-22002771i-450-990002560580403321000256058FED01000256058(Aleph)000256058FED0100025605820000920d1949----km-y0itay50------baENG<<The >>Psychology of Invention in the Matheamtical FieldJacques Hadamard.PrincetonPrinceton University Press1949.145 p.22 cmLogica e fondamenti511.3Hadamard,Jacques41153ITUNINARICAUNIMARCBK990002560580403321MXXXII-B-502363MASMASPsychology of Invention in the Matheamtical Field436976UNINAING01