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Questions and Answers
Who devised a mechanical way of multiplying and dividing, which is how the modern slide rule works?
Who devised a mechanical way of multiplying and dividing, which is how the modern slide rule works?
Which branch of mathematics was independently invented by Sir Isaac Newton and Leibnitz?
Which branch of mathematics was independently invented by Sir Isaac Newton and Leibnitz?
What was the first real calculating machine that appeared in 1820?
What was the first real calculating machine that appeared in 1820?
What was the very first calculating device used according to the text?
What was the very first calculating device used according to the text?
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Who produced logarithm tables based on J. Napier’s ideas?
Who produced logarithm tables based on J. Napier’s ideas?
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