infinitesimal analysis

noun — 2 senses

noun

Of the new or infinitesimal analysis, we are to consider Sir Isaac Newton as the first inventor, Leibnitz, a German philosopher, as the second; ...1816, John Playfair, Dissertation on the Progress of Mathematical and Physical Science since the Revival of Letters in Europe:

Mathematical analysis, Mathematics, Sciences a systematic employment of infinitesimals that reduces calculus to algebra; nonstandard analysis.

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