History of Astronomy |
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Page vii
... recognising the different points of view of the different ages , to give due credit even to the ancients . No one can expect , in a history of astronomy of limited size , to find a treatise on practical " or on " theo- retical astronomy ...
... recognising the different points of view of the different ages , to give due credit even to the ancients . No one can expect , in a history of astronomy of limited size , to find a treatise on practical " or on " theo- retical astronomy ...
Page viii
... 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 solved directly the problem ...
... 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 solved directly the problem ...
Page 11
... recognised that the Babylonians were in no way inferior in the matter of original scientific investigation to other races of the same era . The Chaldĉans , being the most ancient Babylonians , held the same station and dignity in the ...
... recognised that the Babylonians were in no way inferior in the matter of original scientific investigation to other races of the same era . The Chaldĉans , being the most ancient Babylonians , held the same station and dignity in the ...
Page 34
... recognised the importance of rigidity in the instruments , and , whereas these had generally been made of wood , he designed them in metal . His instru- ments included armillae like those which had been used When the writer visited M. D ...
... recognised the importance of rigidity in the instruments , and , whereas these had generally been made of wood , he designed them in metal . His instru- ments included armillae like those which had been used When the writer visited M. D ...
Page 35
... recognising the fact that the best instrument in the world is not perfect ; and with each of his instruments he set to work to find out the errors of graduation and the errors of mounting , the necessary correction being applied to each ...
... recognising the fact that the best instrument in the world is not perfect ; and with each of his instruments he set to work to find out the errors of graduation and the errors of mounting , the necessary correction being applied to each ...
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Common terms and phrases
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