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Page viii
... gravitation ( A ) . No one recognises more than the mathe- matical astronomer this feebleness of the human intellect , and no one is more conscious of the limitations of the logical process called mathematics , which even now has not ...
... gravitation ( A ) . No one recognises more than the mathe- matical astronomer this feebleness of the human intellect , and no one is more conscious of the limitations of the logical process called mathematics , which even now has not ...
Page 5
... gravitation led to the conclusion that the inclination of the earth's equator to the plane of her orbit ( the obliquity of the ecliptic ) has been diminishing slowly since prehistoric times ; and this fact has been confirmed by Egyptian ...
... gravitation led to the conclusion that the inclination of the earth's equator to the plane of her orbit ( the obliquity of the ecliptic ) has been diminishing slowly since prehistoric times ; and this fact has been confirmed by Egyptian ...
Page 42
... gravitation . They are simply an alternative 1 The ruled logarithmic paper we now use was not then to be had by going into a stationer's shop . Else he would have accom- plished this in five minutes . way of expressing that law in ...
... gravitation . They are simply an alternative 1 The ruled logarithmic paper we now use was not then to be had by going into a stationer's shop . Else he would have accom- plished this in five minutes . way of expressing that law in ...
Page 44
... gravitation acting through the void space . M He compared universal gravi- tation to magnetism , and speaks of the work of Gilbert of Col- chester . ( Gilbert's book , De Mundo Nostro Sublunari , Philo- sophia Nova , Amstelodami , 1651 ...
... gravitation acting through the void space . M He compared universal gravi- tation to magnetism , and speaks of the work of Gilbert of Col- chester . ( Gilbert's book , De Mundo Nostro Sublunari , Philo- sophia Nova , Amstelodami , 1651 ...
Page 45
... gravitation . From that moment the idea of universal gravitation was in the air , and hints and guesses were thrown out by many ; and in time the law THE DYNAMICAL PERIOD 45.
... gravitation . From that moment the idea of universal gravitation was in the air , and hints and guesses were thrown out by many ; and in time the law THE DYNAMICAL PERIOD 45.
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accepted accurate ancient appear astronomers attraction bodies bright calculations called catalogue cause centre century Chinese circle comet compared complete Copernicus determined diameter direction discovered discovery distance earth eclipse effect elements enabled epicycles equal error explain fact fixed follow force four Galileo gave give given gravitation heavens held Herschel increased interesting Jupiter Kepler knowledge known later LIBRARIES light lunar Mars mass mathematical mean measured method miles moon moon's motion move Newton noticed object observations Observatory opposition orbit original parallax pass period photographic physical planet planetary pole position predicted progress proper motion proved records researches revolve ring rotation round Royal satellites seems seen showed SIGILLUM solar system spectroscope spectrum stars studied sun's supposed surface tables telescope theory tion trace true Tycho Brahe UNIVERSITY VERITAS