The Life of Sir Isaac NewtonJ. & J. Harper, 1832 - 323 páginas |
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Página 40
... method of fluxions , and with the ex- panding germ of his theory of universal gravitation , yet with all the ardour of youth he applied himself to the laborious operation of executing another re- flecting telescope with his own hands ...
... method of fluxions , and with the ex- panding germ of his theory of universal gravitation , yet with all the ardour of youth he applied himself to the laborious operation of executing another re- flecting telescope with his own hands ...
Página 44
... method of making specula to such a degree of certainty that they could be manu- factured for public sale . Mr. Hauksbee had indeed made a good one about three and a half feet long , and had proceeded to the execution of two others , one ...
... method of making specula to such a degree of certainty that they could be manu- factured for public sale . Mr. Hauksbee had indeed made a good one about three and a half feet long , and had proceeded to the execution of two others , one ...
Página 51
... methods , with the sieves , may represent the process of decomposing light , by which certain rays of white light are ... method may represent the process of decomposing light by refraction , or by the attraction of certain rays farther ...
... methods , with the sieves , may represent the process of decomposing light , by which certain rays of white light are ... method may represent the process of decomposing light by refraction , or by the attraction of certain rays farther ...
Página 52
... methods . When the beam RR was separated into its ele- Fig . 5 . H Violet Indigo Blue Green Yellow Orange Red OW mentary colours by the prism ABC , he received the colours on another prism BCB ' , held either close 52 SIR ISAAC NEWTON .
... methods . When the beam RR was separated into its ele- Fig . 5 . H Violet Indigo Blue Green Yellow Orange Red OW mentary colours by the prism ABC , he received the colours on another prism BCB ' , held either close 52 SIR ISAAC NEWTON .
Página 53
... method of recomposing white light consisted in making the spectrum fall upon a lens at some distance from it . When a sheet of white paper was held behind the lens , and removed to a proper distance , the colours were all refracted into ...
... method of recomposing white light consisted in making the spectrum fall upon a lens at some distance from it . When a sheet of white paper was held behind the lens , and removed to a proper distance , the colours were all refracted into ...
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Términos y frases comunes
Abbé Conti appear astronomical attraction Bentley Biot blue bodies calculus Cambridge centre colours Colsterworth comets Commercium consequence considered curves dated degree Descartes differential calculus discoveries distance doctrine earth edition experiment favour Flamstead force fringes Galileo genius glass gravity Gregory Halley heat Hipparchus honour Hooke Huygens infinite inquiries invention James Gregory John Newton Keill Kepler labours Leibnitz letter London manuscript mathematical ment method of fluxions mind moon motion nature never Newtonian philosophy observations Oldenburg opinion Optics orbit papers Pepys phenomena philosopher planets possession Principia principles prism produced published quadrature rays received reflecting telescope refraction refrangibility remarkable Royal Society scholium seems Sir Isaac Newton space spectrum speculum stars supposed surface theory thickness thin plates tion tonian transmitted Trinity College truth Tycho Tycho Brahe views violet Whiston white light Woolsthorpe yellow
Pasajes populares
Página 300 - I do not know what I may appear to the world, but to myself I seem to have been only like a boy playing on the sea-shore, and diverting myself in now and then finding a smoother pebble or a prettier shell than ordinary, whilst the great ocean of truth lay all undiscovered before me.
Página 251 - He gave this and the Prophecies of the Old Testament, not to gratify men's curiosities by enabling them to foreknow things, but that after they were fulfilled they might be interpreted by the event, and his own Providence, not the Interpreters, be then manifested thereby to the world.
Página 78 - ... that the ratio of the sines of the angles of incidence and refraction is constant for refraction in the same medium, was effected by Snell and Descartes.
Página 139 - I only hint at present to such as have ability and opportunity of prosecuting this inquiry, and are not wanting of industry for observing and calculating, wishing heartily such may be found, having myself many other things in hand, which I would first complete, and therefore cannot so well attend it. But this I...
Página 248 - For understanding the prophecies, we are, in the first place, to acquaint ourselves with the figurative language of the prophets. This language is taken from the analogy between the world natural and an empire or kingdom considered as a world politic.
Página 303 - he had a very lively and piercing eye, a comely and gracious aspect, with a fine head of hair as white as silver, without any baldness, and when his peruke was off was a venerable sight.
Página 149 - The third I now design to suppress. Philosophy is such an impertinently litigious lady, that a man had as good be engaged in lawsuits, as have to do with her.
Página 256 - WHEN I wrote my treatise about our system, I had an eye upon such principles as might work with considering men for the belief of a Deity ; and nothing can rejoice me more than to find it useful for that purpose.
Página 149 - I must again beg you," says he, "not to let your resentments run so high as to deprive us of your third book, wherein your applications of your mathematical doctrine to the theory of comets, and several curious experiments which, as I guess by what you write ought to compose it, will undoubtedly render it acceptable to those who will call themselves philosophers without mathematics, which are much the greater number.
Página 221 - I do not love to be printed upon every occasion, much less to be dunned and teased by foreigners about mathematical things, or to be thought by our own people to be trifling away my time about them, when I should be about the King's business.