00709nam0-22002531i-450-990001154780403321000115478FED01000115478(Aleph)000115478FED0100011547820000920d1968----km-y0itay50------baengEvolution of mathematical conceptsby WilderNew York [etc.]John Wiley1968An elementary studyWilder,Raymond Louis<1896- >51271ITUNINARICAUNIMARCBK990001154780403321118-C-218568MA1MA1Evolution of mathematical concepts346382UNINAING01