## History of Astronomy |

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Page

Then, again, new points of view are provided by the invention of new methods in

that system of logic which we call

assure us that a statement A is equivalent to statements B, C, D, or is one of the ...

Then, again, new points of view are provided by the invention of new methods in

that system of logic which we call

**mathematics**. All that**mathematics**can do is toassure us that a statement A is equivalent to statements B, C, D, or is one of the ...

Page

No one recognises more than the

human intellect, and no one is more conscious of the limitations of the logical

process called

...

No one recognises more than the

**mathematical**astronomer this feebleness of thehuman intellect, and no one is more conscious of the limitations of the logical

process called

**mathematics**, which even now has not solved directly the problem...

Page

... the places of the planets among the stars can be predicted.19 He says that

whoever is not satisfied with this explanation must be contented by being told that

“

... the places of the planets among the stars can be predicted.19 He says that

whoever is not satisfied with this explanation must be contented by being told that

“

**mathematics**are for**mathematicians**” (Mathematicis mathematica scribuntur). Page

But improved

the seeming doubt has been converted into a surer conviction of the universality

of the law. Having once established the law, Newton proceeded to trace some of

...

But improved

**mathematical**methods have always succeeded in the end, and sothe seeming doubt has been converted into a surer conviction of the universality

of the law. Having once established the law, Newton proceeded to trace some of

...

Page

When Newton applied his law of gravitation to an explanation of the tides he

started a new field for the application of

there can be little doubt that, if he could have been furnished with complete tidal ...

When Newton applied his law of gravitation to an explanation of the tides he

started a new field for the application of

**mathematics**to physical problems; andthere can be little doubt that, if he could have been furnished with complete tidal ...

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### Common terms and phrases

accurate observations Airy ancient Astronomer Royal astronomical units axis bright calculations Cape Cassini catalogue centre century Chaldĉans Chinese comet compute Copernicus diameter discovered discovery earth eclipse Egyptian epicycles equatoreal error excentric explain fact fixed stars Galileo Greenwich Halley Halley’s heavenly bodies heavens heliometer Herschel Hipparchus Huggins hydrogen hypothesis instruments invented John Herschel Jupiter Jupiter’s Kepler Laplace Lick Observatory light line of apses line of sight lunar Mars mathematical mean distance measured Mercury meteor miles a second moon nebula Newton Observatory parallax perihelion period photographic physical planet planetary pole position predicted proper motion proved Ptolemy R. S. Phil recognised records refractor retrograde retrograde motion revolution revolving round ring rotation satellites seems seen showed Sirius solar system spectra spectroscope spectrum spots stellar sun-spot sun’s sun’s surface supposed tables telescope theory Trans Tycho Brahe Tychonic system Uranus velocity Venus Verrier zenith