00878nam0-22002411i-450-990001212020403321000121202FED01000121202(Aleph)000121202FED0100012120220000920d1961----km-y0itay50------baeng<<The >>Concept and the Role of the Model in Mathematics and Natural and Social SciencesProceedings of the Colloquium sponsored f by the Division of Philosophy of Sciences organized at Utrecht, January 1960,by H ans Freudenthal.Dordrecht (NL)Reidel1961Synthese LibraryITUNINARICAUNIMARCBK990001212020403321C-25-(313813MA1MA1Concept and the role of the model in mathematics and natural and social sciences341195UNINAING01