Greek AstronomyCourier Corporation, 1.01.1991 г. - 192 страници Astronomy as a science began with the Ionian philosophers, with whom Greek philosophy and mathematics also began. While the Egyptians and Babylonians had accomplished much of astronomical worth, it remained for the unrivalled speculative genius of the Greeks, in particular, their mathematical genius, to lay the foundations of the true science of astronomy. In this classic study, a noted scholar discusses in lucid detail the specific advances made by the Greeks, many of whose ideas anticipated the discoveries of modern astronomy. |
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... described the colours of stars in terms of the colours of the several planets , using first four of them for this purpose , then five including Venus . Where a star was not exactly of the colour of one of the planets , they used more ...
... described as " compressed " ; the moon's light is its own . When the sun sets , it is extin- guished , and , when it next rises , it is a new one ; it is likewise extinguished when there is an eclipse . There are many suns and moons ...
... shaped " like an egg " ( it should apparently rather have been like an oblate spheroid — the solid described by the revolution of an ellipse about its minor , not its major , axis ) . The sun's course is round the extreme INTRODUCTION xxxi.
... described by Theophrastus as follows . The worlds , unlimited in number , arise through " bodies , " that is , atoms , falling into the void and meeting one another . By abscission from the infinite many " bodies " of all sorts of ...
... described above , except those relating to the earth in the centre . One feature of the system described in the Timaeus , namely the fact that the sphere of the fixed stars revolves about its axis and by one revolution produces a night ...
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IV | 1 |
V | 3 |
VI | 9 |
VII | 11 |
VIII | 12 |
IX | 13 |
X | 15 |
XI | 17 |
XXXIII | 82 |
XXXV | 91 |
XXXVI | 93 |
XXXVII | 94 |
XXXVIII | 96 |
XL | 100 |
XLI | 105 |
XLII | 109 |
XII | 20 |
XIII | 24 |
XIV | 30 |
XV | 36 |
XVI | 38 |
XVII | 40 |
XVIII | 42 |
XIX | 43 |
XX | 45 |
XXI | 47 |
XXII | 49 |
XXIII | 52 |
XXIV | 54 |
XXV | 55 |
XXVI | 59 |
XXVII | 65 |
XXVIII | 66 |
XXX | 67 |
XXXI | 70 |
XXXII | 73 |
XLIII | 112 |
XLIV | 116 |
XLV | 121 |
XLVI | 123 |
XLVII | 126 |
XLVIII | 131 |
XLIX | 136 |
L | 140 |
LI | 142 |
LIII | 145 |
LIV | 147 |
LV | 149 |
LVI | 152 |
LVII | 162 |
LVIII | 166 |
LX | 181 |
LXI | 183 |