By Isaac Newton, A. Rupert Hall, Marie Boas Hall
First released in 1962, this quantity collects jointly a few of Newton's most crucial clinical papers. selected basically to demonstrate Newton's rules at the nature of topic, the papers find the money for beneficial insights into Newton's improvement as a scientist and his rules of the realm that technology explores. The six sections are entitled: arithmetic, Mechanics, concept of topic, Manuscripts relating to the Principia, schooling and Notes. each one part has a severe creation to set the manuscripts in standpoint and to debate their implications. English translations of the Latin files are given.
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Extra info for UNPUBLISHED SCIENTIFIC PAPERS. A SELECTION FROM THE PORTSMOUTH COLLECTION IN THE UNIVERSITY LIBRARY, CAMBRIDGE
Example text
Then Zxx —ay yt center; I observe, 1st yt every point fixed in ye Tangent or Perpendicular, or whose position to ym is determined, doth describe a curve line to wch ye right line drawne from yt center is perpendicular; & is also ye radius of a circle of equall crookedness wth i t : 2dly y t ye motion of every such point is as its distance from yt center: & so are ye motions of ye inter section points, in wch any radius drawn from yt center inter sects two parallel lines. Example 1 [Fig. 22]. \^cb=y is ordinately applyed to ab = x at a right angle abc, nc being tangent & me perpendicular to ye curve line ac: I seeke ye motion of two points c d fixed in ye perpendicular cd\ or (wch is better & to ye same purpose) I draw cg\\ab^ & seeke ye motions of ye two intersection points r & in wch ye perpendicular cd intersects those fixed lines cfg, 38 Zxxy ax —2ay (by example 1.
This, besides being the longest o f these papers, is undoubtedly the most important. It is also the most curious. Newton clearly intended to write an elaborate treatise on hydrostatics; but, after completing a long criticism o f Descartes, he seems to have lost interest in his original purpose. Only the beginning and the end deal with the equilibrium of fluids; the experiments with which Newton proposed to illustrate his arguments were never furnished; and the enterprise was abandoned when, after many pages of digression, it was at last just begun.
His being, infinite in time and space, is that which forces us to postulate the infinity of time and space. God did not create space and time when he created the world; indeed it would seem that Newton would argue that God no more created them than he created him 78 INTRODUCTION self, since they are consequences o f his being. As Newton wrote in one draft of the General Scholium, God could not be nowhere (or in no time), for what is nowhere is nothing. If the existence of God necessitates that of space, does it necessitate that of extension also?