| 1810 - 578 страница
...describe the object of it, better than the author has done, in a paragraph prefixed to the first Book. 4 Of all the natural sciences, Astronomy is that which...their appearances the real motion of the Earth, — to develop die laws of the planetary motions, and from these laws to derive the principles ftf universal... | |
| 1810 - 554 страница
...view by which, at the present day, we comprehend the past and future state of the system of the woild. To arrive at this, it was necessary to observe the...heavenly bodies during a long succession of ages, — to rccognizefrom their appearances the real motion of the Earth, — to develop the laws rf the planetary... | |
| 1822 - 850 страница
...distance from the first view of the heavens, to that general view by which, at the present day, we can comprehend the past and future state of the system of the world. To arrive at this knowledge, it was necessary to observe the heavenly bodies for a long succession of ages ; to recognize,... | |
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