The Life of Sir Isaac NewtonJ. & J. Harper, 1832 - 323 páginas |
Dentro del libro
Resultados 6-10 de 75
Página 34
... circular and a progressive motion is commu- nicated to the ball by the stroke , and in consequence of this , the direction of its motion was curvilineal , so that if the rays of light were globular bodies 34 SIR ISAAC NEWTON .
... circular and a progressive motion is commu- nicated to the ball by the stroke , and in consequence of this , the direction of its motion was curvilineal , so that if the rays of light were globular bodies 34 SIR ISAAC NEWTON .
Página 35
David Brewster. so that if the rays of light were globular bodies , they might acquire a circulating motion by their ob- lique passage out of one medium into another , and thus move like the tennis - ball in a curve line . Not ...
David Brewster. so that if the rays of light were globular bodies , they might acquire a circulating motion by their ob- lique passage out of one medium into another , and thus move like the tennis - ball in a curve line . Not ...
Página 46
... bodies were added in thousands to the system of the universe . The spring - tide of knowledge which was thus let in upon the human mind continued for a while to spread its waves over Europe ; but when it sank to its ebb in England ...
... bodies were added in thousands to the system of the universe . The spring - tide of knowledge which was thus let in upon the human mind continued for a while to spread its waves over Europe ; but when it sank to its ebb in England ...
Página 51
... bodies , while certain other rays are transmitted . The second method may represent the process of decomposing light by refraction , or by the attraction of certain rays farther from their original direction than other rays , and the ...
... bodies , while certain other rays are transmitted . The second method may represent the process of decomposing light by refraction , or by the attraction of certain rays farther from their original direction than other rays , and the ...
Página 52
... bodies which act upon light , it is conceivable that there might have been some which acted least upon the violet rays and most upon the red rays . Newton , however , found that this never took place ; but that the same degree of ...
... bodies which act upon light , it is conceivable that there might have been some which acted least upon the violet rays and most upon the red rays . Newton , however , found that this never took place ; but that the same degree of ...
Otras ediciones - Ver todas
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.