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1 | (4) |
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2 Historical introduction |
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5 | (42) |
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2.1 The start of a conflict for the auctoritas and the imperium |
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5 | (3) |
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2.2 The era of the Carolingian kings |
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8 | (3) |
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2.3 Otto I of Saxony and the birth of the Holy Roman Empire |
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11 | (2) |
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2.4 The first Saxon dynasty and Italy |
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13 | (4) |
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2.5 The Salic emperors and the Investiture Controversy |
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17 | (4) |
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21 | (1) |
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2.7 Henry V of Franconia and Conrad of Hohenstaufen |
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22 | (3) |
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2.8 The birth of the communes in Italy |
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25 | (2) |
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2.9 The Italian politics of Frederick I Barbarossa |
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27 | (4) |
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2.10 The crisis of the empire: Henry VI and Otto IV |
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31 | (2) |
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2.11 Emperor Frederick II of Swabia and king Manfred |
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33 | (4) |
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2.12 "Florence within the ancient circle" (Par. XV, 97) |
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37 | (6) |
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2.13 To the end of our story |
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43 | (4) |
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3 Dante's biography and works |
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47 | (6) |
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47 | (1) |
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48 | (1) |
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48 | (1) |
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49 | (4) |
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53 | (22) |
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53 | (2) |
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4.2 The dawn of heliocentrism: the Pythagoreans |
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55 | (2) |
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4.3 Plato and Eudoxus: the preconceived model of the world |
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57 | (2) |
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4.4 Dante's astronomical sources |
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59 | (2) |
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4.5 Aristotle, "master of those who know" |
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61 | (1) |
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4.6 The terrestrial world |
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62 | (2) |
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64 | (5) |
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4.8 Claudius Ptolemy and mathematical syntax: a model of the world that lasted fourteen centuries |
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69 | (3) |
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4.9 Can we say that Dante was a scientist? |
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72 | (3) |
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5 The calendar of the Comedy |
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75 | (6) |
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5.1 The date and the duration of Dante's journey |
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75 | (1) |
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5.2 The error of the Julian calendar |
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76 | (4) |
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80 | (1) |
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81 | (12) |
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83 | (4) |
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6.2 The position of the selva oscura |
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87 | (1) |
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6.3 The folk volo of Ulysses |
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87 | (3) |
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6.4 Crossing the Earth's center |
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90 | (1) |
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6.5 The island of Purgatory |
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90 | (2) |
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6.6 The snow on the Apennines and the shadowless lands |
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92 | (1) |
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6.7 Buggea and Marseille at the same longitude |
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92 | (1) |
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93 | (8) |
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93 | (2) |
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7.2 The wind in the divine forest |
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95 | (1) |
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95 | (2) |
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7.4 The shadow of the Earth at the horizon |
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97 | (1) |
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97 | (1) |
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98 | (1) |
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99 | (2) |
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8 The motions of the heavens |
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101 | (2) |
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103 | (14) |
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9.1 The setting of the Moon |
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103 | (1) |
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104 | (1) |
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105 | (1) |
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9.4 Penetration into the Moon |
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105 | (1) |
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106 | (5) |
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111 | (2) |
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113 | (4) |
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117 | (10) |
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117 | (1) |
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117 | (2) |
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119 | (4) |
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123 | (1) |
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124 | (1) |
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124 | (3) |
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127 | (6) |
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127 | (1) |
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128 | (1) |
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11.3 The most beautiful stars |
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129 | (4) |
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12 Mystery of the Milky Way |
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133 | (8) |
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134 | (5) |
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12.2 The Magellanic Clouds |
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139 | (2) |
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13 An unlimited but finite Universe |
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141 | (10) |
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151 | (6) |
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157 | (6) |
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163 | (2) |
Index of cosmographic passages from the Commedia |
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165 | (4) |
Bibliography |
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169 | |