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Download Unrolling Time: Christiaan Huygens and the Mathematization by Joella G. Yoder PDF

By Joella G. Yoder

This example learn examines the interrelationship among arithmetic and physics within the paintings of 1 of the most important figures of the clinical Revolution, the Dutch mathematician, physicist, and astronomer, Christiaan Huygens (1629-1695). Professor Yoder deals an in depth account of the discoveries that Huygens made on the finish of 1659, together with the discovery of a pendulum clock that theoretically saved totally uniform time, and the construction of a mathematical thought of evolutes. She additionally describes the best way that every of those vital discoveries arose from the interplay of Huygens' arithmetic and physics. A dialogue of Huygens' courting with different scientists and the concern disputes that typically encouraged his examine aid position his paintings within the context of the interval. The reception of Huygens' masterpiece, the Horologium Oscillatorium of 1673 and where of evolutes within the heritage of arithmetic also are analyzed. ultimately, the position of Huygens within the upward thrust of utilized arithmetic is addressed.

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Extra info for Unrolling Time: Christiaan Huygens and the Mathematization of Nature

Example text

The fall of the pendulum explained fall on planes, yet fall on planes explained fall along a circle. Once again Huygens was confronted by an unresolved question with a partial solution and basic tools provided by Galileo and Mersenne; once again he would shape the problem into a structured theory far surpassing that of his predecessors. THE GALILEAN TREATISE During the period in which he composed De Vi Centrifuga, between the first and second drafts, Huygens wrote a treatise on fall, incorporating Galileo's work on inclined planes and attempting to expand it to curves?

60 Huygens concludes the preliminary draft of De Vi Centrifuga with a discussion that could only be a response to Galileo's distinc- tive example. He proves that if a nail is placed at D (Fig. " As with so much of his work, Huygens had brought quantitative precision to Galileo's physical insights. These approaches to the problem of centrifugal force form a progression of solutions. The first attempts to deal with the problem were the verbal, qualitative approaches of Descartes and Galileo. Although Galileo provided a semiquantitative solution, it was Mersenne who attempted a numerical solution.

His mathematical proof is valid, as far as it goes, but it does not justify his loose verbal conclusion that the proportion increases ad infinitum as the point of release is approached. The same kind of error undermines the next stage of his argument. Galileo's interlocutor, Sagredo, asks whether the degrees of speed due to gravity on the body are not also becoming smaller as the secant approaches the contact point. To answer this question, Galileo introduces a diagram (Fig. "45 How similar and yet how different is Huygens's approach.

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