The Life of Sir Isaac Newton |
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Página 76
... object - glass , and in this way he obtained a plate of air or of space varying
from the thinnest possible edge at the centre of the object - glass where it
touched the plane surface , to a considerable thickness at the circumference of
the lens .
... object - glass , and in this way he obtained a plate of air or of space varying
from the thinnest possible edge at the centre of the object - glass where it
touched the plane surface , to a considerable thickness at the circumference of
the lens .
Página 77
If the observer now places his eye below E , so as to see the transmitted rays , he
will observe a set of rings as before , but they will have a bright spot in their
centre at E , and the luminous rings will now correspond with those which were
dark ...
If the observer now places his eye below E , so as to see the transmitted rays , he
will observe a set of rings as before , but they will have a bright spot in their
centre at E , and the luminous rings will now correspond with those which were
dark ...
Página 78
These colours , reckoning from the centre E , are as follows : Ist Order . Black ,
blue , white , yellow , orange , red . 2d Order . Violet , blue , green , yellow ,
orange , red . 3d Order . Purple , blue , green , yellow , red , bluishred . 4th Order .
These colours , reckoning from the centre E , are as follows : Ist Order . Black ,
blue , white , yellow , orange , red . 2d Order . Violet , blue , green , yellow ,
orange , red . 3d Order . Purple , blue , green , yellow , red , bluishred . 4th Order .
Página 105
... the absorptive action of opaque bodies , will be readily admitted . By this power
a beam of light radiating from a luminous point has , in every azimuth , the same
degree of intensity at the same distance from its centre of divergence ; but if we ...
... the absorptive action of opaque bodies , will be readily admitted . By this power
a beam of light radiating from a luminous point has , in every azimuth , the same
degree of intensity at the same distance from its centre of divergence ; but if we ...
Página 113
In the opinions of the Egyptian sages , in those of Pythagoras , Philolaus ,
Aristarchus , and Nicetas , he recognised his own earliest conviction that the
earth was not the centre of the universe ; but he appears to have considered it as
still ...
In the opinions of the Egyptian sages , in those of Pythagoras , Philolaus ,
Aristarchus , and Nicetas , he recognised his own earliest conviction that the
earth was not the centre of the universe ; but he appears to have considered it as
still ...
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Términos y frases comunes
able appear attraction blue bodies calculus Cambridge cause centre colours communicated consequence considered contained continued curves dated death determine direction discovered discoveries distance doctrine doubt earth East Lothian edition equal experiment explain express fact force give given glass gravity heat important inquiries interesting invention labours Leibnitz letter light London manuscript mathematical matter means method mind moon motion nature never object observations obtained opinion Optics orbit original particles pass person philosopher planets plate possession present Principia principles prism produced published rays reason received referred reflected refraction remarkable respecting Royal Society says seems seen Sir Isaac Newton space spectrum supposed surface telescope theory thing thought tion transmitted true truth views written 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.
Información bibliográfica
| Título | The Life of Sir Isaac Newton Tema 26 de Harper's family library |
| Autor | Sir David Brewster |
| Editor | J. & J. Harper, 1832 |
| Procedencia del original | Universidad de Harvard |
| Digitalizado | 5 Mar 2008 |
| Largo | 323 páginas |
| Exportar cita | BiBTeX EndNote RefMan |