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1 Introduction: The Projective Plane and Central Collineations |
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1 | (14) |
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1 | (1) |
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1.2 Homogeneous Coordinates and the Real Projective Plane |
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2 | (3) |
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1.3 Central Collineation: Definition and Elementary Properties |
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5 | (3) |
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1.4 Excursion: Finite Affine and Projective Planes of Minimum Size |
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8 | (1) |
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9 | (2) |
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11 | (1) |
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1.7 Some Hints and Solutions to Exercises |
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12 | (3) |
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13 | (2) |
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2 Central Collineations: Properties |
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15 | (16) |
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2.1 Specifying a Central Collineation |
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15 | (3) |
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2.2 Central Collineations and Desargues' Theorem |
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18 | (1) |
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2.3 Composition of Central Collineations |
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19 | (1) |
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20 | (1) |
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2.5 Excursion: Two Commutative Groups of Central Collineations |
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20 | (1) |
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21 | (6) |
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2.7 Some Hints and Solutions |
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27 | (4) |
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29 | (2) |
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3 The Geometry of Euclid's Elements |
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31 | (14) |
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3.1 Ancient Greek Mathematics Before Euclid |
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31 | (2) |
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3.2 The Geometry of Euclid's Elements: A. Preliminaries in Book 1 |
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33 | (3) |
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3.3 The Geometry of Euclid's Elements: B. Straightedge/Compass Constructions in Book 1 |
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36 | (1) |
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3.4 The Geometry of Euclid's Elements: C. Angles and Parallels |
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36 | (3) |
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3.5 The Geometry of Euclid's Elements: D. Triangle Similarity and Circles in Books 6 and 3 |
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39 | (3) |
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42 | (3) |
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43 | (2) |
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4 Conies in Greek Geometry: Apollonius, Harmonic Division, and Later Greek Geometry |
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45 | (14) |
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4.1 Conic Sections in Ancient Greece |
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45 | (1) |
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4.2 The Conks of Apollonius |
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46 | (4) |
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4.3 Harmonic Division of a Segment |
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50 | (1) |
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4.4 Conies and the Harmonic Relation |
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51 | (1) |
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4.5 Late Antiquity and Steps Toward Projective Geometry |
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52 | (3) |
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55 | (1) |
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56 | (3) |
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57 | (2) |
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5 Conic Sections in Early Modern Europe. First Part: Philippe de la Hire on Circles |
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59 | (12) |
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60 | (2) |
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5.2 On Circles: La Hire's First 17 Lemmas of 1673 |
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62 | (6) |
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68 | (3) |
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69 | (2) |
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6 Conic Sections in Early Modern Europe. Second Part: Philippe de la Hire on Conies |
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71 | (16) |
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72 | (2) |
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6.2 Conic Properties Developed by La Hire, 1673 |
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74 | (7) |
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81 | (4) |
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6.4 Some Hints and Solutions |
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85 | (2) |
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85 | (2) |
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7 Central Collineations: Complete Quadrilateral, Involution, and Hexagon Theorems |
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87 | (12) |
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7.1 The Complete Quadrilateral |
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87 | (2) |
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89 | (1) |
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7.3 Collineations that Map a Circle to a Circle |
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90 | (3) |
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7.4 Theorems of Pascal and Brianchon |
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93 | (2) |
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95 | (1) |
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7.6 Some Hints and Solutions |
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96 | (3) |
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97 | (2) |
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99 | (18) |
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8.1 Monge and Carnot: Steps Toward Projective Geometry |
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99 | (1) |
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100 | (1) |
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8.3 Dilations and the Inverse Homologue |
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101 | (4) |
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8.4 The Ideal Common Secant and Homology, 1813 |
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105 | (4) |
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8.5 More Material in Poncelet's Cahiers of 1813-1814 |
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109 | (1) |
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8.6 Poncelet's Traite of 1822 |
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110 | (3) |
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8.7 Poncelet in 1822: Inverse Homologues, the Common Secant as Axis and Vanishing Line |
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113 | (2) |
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115 | (2) |
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116 | (1) |
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117 | (10) |
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117 | (6) |
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9.2 Foci in Poncelet and Chasles |
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123 | (4) |
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126 | (1) |
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10 Steiner: Cross-Ratio, Projective Forms, and Conies |
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127 | (18) |
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10.1 Cross-Ratio and Projective Forms |
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127 | (5) |
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10.2 Conies with Steiner, Chasles, and Cremona |
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132 | (3) |
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10.3 Constructions of Conies |
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135 | (1) |
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10.4 Excursion: Central Collineations and Perspectivities |
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136 | (2) |
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138 | (4) |
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10.6 Some Hints and Solutions |
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142 | (3) |
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143 | (2) |
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11 Desargues and Involution |
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145 | (8) |
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11.1 Girard Desargues and Involution |
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145 | (5) |
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11.2 Foci in Desargues Work |
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150 | (1) |
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151 | (2) |
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151 | (2) |
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153 | (4) |
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12.1 Projective Geometry After Steiner |
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153 | (2) |
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155 | (2) |
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156 | (1) |
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13 Matrices and Homogeneous Coordinates |
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157 | (10) |
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13.1 Matrices for Collineations |
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157 | (3) |
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13.2 Excursion: A 13-Point Projective Plane, and Yet Another Definition of a Conic |
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160 | (2) |
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162 | (1) |
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13.4 Some Hints and Solutions |
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163 | (4) |
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165 | (2) |
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14 Some Applications of Conies and Collineations in History |
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167 | (8) |
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14.1 Archimedes' Quadrature of the Parabola |
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167 | (2) |
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169 | (3) |
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14.3 Central Collineations in Perspective Drawing: Brook Taylor and G. J.'s Gravesande |
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172 | (3) |
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174 | (1) |
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15 Vertical Stretch and Isaac Newton's Conies |
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175 | (10) |
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15.1 The Vertical Stretch |
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175 | (1) |
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15.2 Two Ellipse Properties |
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176 | (1) |
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15.3 Isaac Newton and the Principia of 1687 |
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177 | (6) |
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15.4 A Conic Construction of Isaac Newton |
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183 | (1) |
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184 | (1) |
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184 | (1) |
Index |
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185 | |