The Life of Sir Isaac NewtonGall & Inglis, 1900 - 346 páginas |
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Página 6
... surface of a floor, and not fitted to overcome the ^ inequalities of a road. Although Newton was at this timo " a sober, silent, thinking lad," who scarcely ever joined in the ordinary games of his school-fellows, yet he took great ...
... surface of a floor, and not fitted to overcome the ^ inequalities of a road. Although Newton was at this timo " a sober, silent, thinking lad," who scarcely ever joined in the ordinary games of his school-fellows, yet he took great ...
Página 17
... surface a parabolic, an elliptical, or a hyperbolic form, or some other form not spherical. Descartes had even invented and described machines by which lenses of these shapes could be ground and polished ; and the perfection of the ...
... surface a parabolic, an elliptical, or a hyperbolic form, or some other form not spherical. Descartes had even invented and described machines by which lenses of these shapes could be ground and polished ; and the perfection of the ...
Página 24
... surface makes the rays deviate five or six times more from their true path than similar irregularities in a refracting surface, a much greater degree of nicety would be required in figuring reflecting specula than refracting lenses ...
... surface makes the rays deviate five or six times more from their true path than similar irregularities in a refracting surface, a much greater degree of nicety would be required in figuring reflecting specula than refracting lenses ...
Página 28
... surfaces ; and several of them when finished turned out useless, in consequence of the veins which then appeared in the glass. Although these instruments performed remarkably well, yet the light was fainter than he expected, and from ...
... surfaces ; and several of them when finished turned out useless, in consequence of the veins which then appeared in the glass. Although these instruments performed remarkably well, yet the light was fainter than he expected, and from ...
Página 39
... surface of the steel filings, and so moved over the mass, that at the end nearest to them the heaviest or coarsest will be attracted, and at the remotest end the finest or lighter filings, while the rest are attracted to intermediate ...
... surface of the steel filings, and so moved over the mass, that at the end nearest to them the heaviest or coarsest will be attracted, and at the remotest end the finest or lighter filings, while the rest are attracted to intermediate ...
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afterwards appear astronomical attraction Biot blue bodies calculus Cambridge celebrated centre colours Colsterworth comets communicated composed consequence considered contained curves death deduced degree Descartes differential calculus discoveries distance doctrine earth edition exhibited experiments force fringes Galileo genius glass Grantham gravity Gregory Halley heat honour Hooke Huygens inquiries invention James Gregory John Newton Keill Kepler labours Leibnitz lens letter libration London manuscript mathematical maxima and minima ment method of fluxions mind moon motion nature never Newtonian philosophy observations Oldenburg opinion Optics orbit papers particles phenomena philosopher planets possession Principia principles prism produced Professor published rays received reflecting telescope reflexion refraction refrangibility remarkable Royal Society scholium Sir Isaac Newton spectrum specula speculum stars supposed surface theory thin plates thought tion transmitted Trinity College truth Tycho universe views violet Whiston white light Woolsthorpe yellow