Word: quanta
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Dates: during 1940-1949
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...demand rebuttal. The abstractions, the artificially simplified models, are merely the skeleton which the flesh of facts and complications is later to cover. In an elementary course in physics, for example, there are unreal hypothesis. Friction may be ignored, or no account may be taken of developments in quanta analysis. A subject has to start somewhere. It is better to start from the assumption that tractors can be converted into printing presses than from an involved discussion of the concepts of periods of production...