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Heath T.L. (ed.) — Thirteen Books of Euclid's Elements, Vol. 1 |
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Предметный указатель |
Plane (or plane surface), Plane Loci of Apollonius 14 259 330
Plane (or plane surface), Plato's definition of 171
Plane (or plane surface), possible origin of Euclid's def. 171
Plane (or plane surface), Proclus' and Simplicius' interpretation of Euclid's def. 171
Planudes, Maximus 72
Plato 1 2 3 137 155—156 159 184 187 203 221
Plato, "rational diameter of 5" 399
Plato, def. of plane surface 171
Plato, def. of straight line 165—166
Plato, generation of cosmic figures by putting together triangles 226
Plato, rule for rational right-angled triangles 356 357 359 360 385
Plato, supposed invention of Analysis by 134
Playfair, "Playfair's" Axiom 220
Playfair, and Eucl. Post. 5 313
Playfair, comparison of Axiom with Post. 5 313—314
Playfair, John 103 111
Playfair, used to prove I. 29 312
Pliny 20 333
Plutarch 21 29 37 177 343 351
Point, an-Nairizi on 157
Point, attributes of, according to Aristotle 156
Point, interpretation of Euclid's definition 155
Point, is it sufficient? 156
Point, modern explanations by abstraction 157
Point, motion of, produces line 157
Point, negative character of Euclid's def. 156
Point, other definitions by "Herundes," Posidonius 156
Point, Plato's view of, and Aristotle's criticism 155—156
Point, Pythagorean definition of 155
Point, Simplicius 157
Point, terms for 156
Polybius 331
Polygon, sum of exterior angles 322
Polygon, sum of interior angles (Proclus' proof) 322
Porism, (1) = corollary 134 278—279
Porism, (2) as used in Porisms of Euclid, distinguished from theorems and problems 10 11
Porism, account of the Porisms given by Pappus 10—13
Porism, and Zeuthen 15
Porism, interpolated Porisms (corollaries) 60—61 381
Porism, modern restorations by Simson and Chasles 14
Porism, two senses 13
Porism, views of Heiberg 11 14
Porphyry 17
Porphyry, commentary on Euclid 24
Porphyry, Symmikta 24 34 44 136 277 283 287
Posidonius, book directed against the Epicurean Zeno 34 43
Posidonius, definition offigure 41 183
Posidonius, on parallels 40 190
Posidonius, the Stoic 20 21 27 28n. 189 197
Postulate 4, converse true only when angles rectilineal (Pappus) 201
Postulate 4, proofs, of, resting, on, other 195—196 231
Postulate 4, significance of 200
Postulate 5 202—203
Postulate 5, attempts, to, prove 202—203
Postulate 5, Carnot, Laplace, Lorenz, W. Bolyai, Gauss, Worpitzky, Clairaut, Veronese, Ingrami 220
Postulate 5, due to Euclid himself 202
Postulate 5, I. 30
Postulate 5, is logical equivalent of 220
Postulate 5, Legendre 213 214 220
Postulate 5, Nasiraddin 202—203
Postulate 5, others by Proclus 207 220
Postulate 5, Posidonius and Geminus 220
Postulate 5, Post., 5, proved, from, and, compared, with, ", Playfair's" 202—203
Postulate 5, Proclus, on 202—203
Postulate 5, substitutes for, "Playfair's" axiom (in Proclus) 220
Postulate 5, Wallis 220
Postulate, distinguished from axiom, by Aristotle 118—119
Postulate, distinguished from axiom, by Proclus (Geminus and "others") 121—123
Postulate, distinguished from hypothesis, by Aristotle 120—121
Postulate, distinguished from hypothesis, by Proclus 121—122
Postulate, Euclid's view of, reconcileable with Aristotle's 119—120 124
Postulate, famous "Postulate of Archimedes" 234
Postulate, Postulates 1 2
Postulate, postulates do not confine us to rule and compass 124
Postulate, postulates in Archimedes 120 123
Postulate, significance of 195—196
Potts, Robert 112 246
Prime (of numbers), two senses of 146
Principles, First 117—124
Problem, (2) deficient problem giving too little 129
Problem, another classification (1) problem in excess , asking too much 129
Problem, in widest sense anything propounded (possible or not) but generally a construction which is possible 128—129
Problem, Problem, distinguished from theorem 124—128
Problem, problems classified according to number of solutions (a), one solution, ordered (b), a definite number, intermediate (c), an infinite number of solutions, unordered 128
Proclus, attempt to prove Postulate 5 206—208
Proclus, books quoted by name in 34
Proclus, character of MS. used by 62 63
Proclus, commentary on Eucl. I, sources of 29—45
Proclus, commentary on Plato's Republic, allusion in to " side-" and "diagonal-" numbers in connexion with Eucl. II. 9 10 399—400
Proclus, commentary probably not continued, though continuation intended 32—33
Proclus, details of career 29—30
Proclus, famous "summary" 37—38
Proclus, his own contributions 44—45
Proclus, list of writers quoted 44
Proclus, object and character of 31—32
Proclus, on advantages of Euclid's Elements, and their object 115—116
Proclus, on difficulties in three distinctions between postulates and axioms 123
Proclus, on first principles, hypotheses, postulates, axioms 121—124
Proclus, on the nature of elements and things elementary 114—116
Proclus, on theorems and problems 124—129
Proclus, remarks on earlier commentators 19 33 45
Proof , necessary part of proposition 129—130
Proposition, formal divisions of 129—131
Protarchus 5
Psellus, Michael, scholia by 70 71
Pseudaria of Euclid 7
Pseudaria of Euclid, Pseudographemata 7n.
Pseudoboethius 92
Ptolemy I. 1 2
Ptolemy I. story of Euclid and Ptolemy 1
Ptolemy, attempt to prove it 204—206
Ptolemy, Claudius 30n.
Ptolemy, Harmonica of, and commentary on 17
Ptolemy, on Parallel-Postulate 28n. 34 43 45
Pythagoras 4n. 36
Pythagoras, and proof of 352—355
Pythagoras, by Zeuthen 355—356
Pythagoras, probable method of discovery of I. 47
Pythagoras, rule for forming right-angled triangles in rational numbers 351 356—359 385
Pythagoras, story of sacrifice 37 343 350
Pythagoras, suggestions by Bretschneider and Hankel 354
Pythagoras, supposed discoverer of application of areas 343—344
Pythagoras, supposed discoverer of the irrational 351
Pythagoras, supposed discoverer of theorem of I. 47 343—344 350—354
Pythagoreans 19 36 155 188 279
Pythagoreans, "rational" and "irrational diameter of 5" 399—400
Pythagoreans, angles of triangle equal to two right angles, theorem and proof 317—320
Pythagoreans, gnomon Pythagorean 351
Pythagoreans, method of application of areas (including exceeding and falling-short) 343 384 403
Pythagoreans, term for surface 169
Pythagoreans, three polygons which in contact fill space round point 318
Q.E.D. (or F.) 57
Qadizade ar-Rumi 5n. 90
Quadratic equation, geometrical solution of 383—385 386—388
Quadratic equation, solution assumed by Hippocrates 386—387
Quadratrix 265—266 330
Quadrature definitions of 149
Quadrilaterals, varieties of 188—190
Quintilian 333
Qusta b. Liiqa al-Ba'labakki, translator of "Books XIV, XV" 76 87 88
Radius, no Greek word for 199
Ramus, Petrus (Pierre de la Ramee) 104
Ratdoit, Erhard 78 97
Rational "rational diameter of 5" 399—400
Rational (of ratios) 137
Rational rational rightangled triangles see “Right-angled triangles”
Rauchfuss see “Dasypodius”
Rausenberger, O. 157 175 313
Rectangle = rectangular parallelogram 370
Rectangle, "rectangle contained by" 370
| Rectilineal angle "rectilineal segment" 196
Rectilineal angle definitions classified 179—181
Rectilineal angle rectilineal figure 187
Reductio ad absurdum 134
Reductio ad absurdum, a variety of Analysis 140
Reductio ad absurdum, by exhaustion 285 293
Reductio ad absurdum, described by Aristotle and Proclus 136
Reductio ad absurdum, nominal avoidance of 369
Reductio ad absurdum, synonyms for, in Aristotle 136
Reduction first " reduction " of a difficult construction due to Hippocrates 135
Reduction technical term, explained by Aristotle and Proclus 135
Regiomontanus (Johannes Mueller of Koenigsberg) 93 96 100
Reyher, Samuel 107
Rhaeticus 101
Rhomboid 189
Rhombus, meaning and derivation 189
Riccardi, P. 96 112 202
Riemann, B. 219 273 274 280
Right angle, construction when drawn at extremity of second line (Heron) 270
Right angle, definition 181
Right angle, drawing straight line at right angles to another, Apollonius' construction for 270
Right-angled triangles, connexion of rules with Eucl. II. 4 8 360
Right-angled triangles, discovery of rules by means of gnomons 358—360
Right-angled triangles, rational right-angled triangles in Apastamba 361 363
Right-angled triangles, rational rule for finding, by Plato 356 357 359 360 385
Right-angled triangles, rational rule for finding, by Pythagoras 356—359
Roeth 357—358
Rouche and de Comberousse 313
Rudd, Capt. Thos. 110
Ruellius, Joan. (Jean Ruel) 100
Russell, Bertrand 227 249
Sa'id b. Masud b. al-Qass 90
Saccheri, Gerolamo 106 144—151 167—168 185—186 194 197—198 200—201
Sathapatha — Brahmana 362
Savile, Henry 105 166 245 250 262
Scalene 187—188
Scalene of cone (Apollonius) 188
Scalene of numbers ( = odd) 188
Schessler, Chr. 107
Scheubel, Joan. 101 107
Schiaparelli, G.V. 163
Schliissel, Christoph see “Clavius”
Schmidt, Max C.P. 304 319
Schmidt, W., editor of Heron, on Heron's date 20—21
Scholia to Elements and MSS. of 64—74
Scholia to Elements and MSS. of "Schol. Vat. " partly derived from Pappus' commentary 66
Scholia to Elements and MSS. of "Schol. Vind. " 69—70
Scholia to Elements and MSS. of classes of, " Schol. Vat. " 65—69
Scholia to Elements and MSS. of evidence in, as to text 64—65 66—67
Scholia to Elements and MSS. of historical information in 64
Scholia to Elements and MSS. of Joannes Pediasimus 72—73
Scholia to Elements and MSS. of many scholia partly extracted from Proclus on Bk. I. 66 69 72
Scholia to Elements and MSS. of miscellaneous 71—74
Scholia to Elements and MSS. of numerical illustrations in, in Greek and Arabic numerals 71
Scholia to Elements and MSS. of scholia by Maximus Planudes 72
Scholia to Elements and MSS. of scholia by Psellus 70—71
Scholia to Elements and MSS. of scholia in Latin published by G. Valla, Commandinus, Conrad Dasypodius 73
Scholia to Elements and MSS. of scholia on Eucl. II. 13 407
Scholia to Elements and MSS. of sometimes interpolated in text 67
Schooten, Franz van 108
Schopenhauer 227 354
Schotten, H. 167 174 179 192—193 202
Schumacher 321
Schur, F. 328
Schweikart, F.K. 219
Scipio Vegius 99
Sectio Canonis by Euclid 17
Section = point of section 170 171 383
Segment of circle, angle of 253
Segment of circle, segment less than semicircle called 187
Semicircle 186
Semicircle, angle of 182 253
Semicircle, centre of 186
Seqt 304
Serenus of Antinoeia 203
Serle, George 110
Setting-out may be omitted 130
Setting-out one of formal divisions of a proposition 129
Sextus Empiricus 62 63 184
Shamsaddin as — Samarqandi 5n. 89
Sigboto 94
Simon, Max 108 155 157—158 167 202 328
Simplicius 22 167 171 184 185 197 203 223 224
Simplicius commentary on Euclid 27—28
Simplicius on Eudemus' style 35 38
Simplicius on lunes of Hippocrates 29 35 386—387
Simplicius on parallels 190—191
Simson, definition of plane 172—173 185 186 255 259 287 293 296 322 328 384 387 403
Simson, on "vitiations" in Elements due to Theon 46 103 104 106 111 148
Simson, Robert on Euclid's Porisms 14
Sind b. 'AH Abu 't-Taiyib 86
Smith and Bryant 404
Speusippus 125
Sphaerica, early treatise on 17
Spiral of Archimedes 26 267
Spiral, "single-turn" 122—123 164—165
Spiral, in Pappus = cylindrical helix 165
Spire (tore) or Spiric surface 163 170;
Spire (tore) or Spiric surface, varieties of 163
Spiric curves or sections, discovered by Perseus 161 162—164
St Vincent, Gregory of 401 404
Steenstra, Pybo 109
Steiner, Jakob 193
Steinmetz, Moritz 101
Steinschneider, M. 8n. 76
Stephanus Gracilis 101—102
Stephen Clericus 47
Stobaeus 3
Stoic "axioms" 41 221
Stoic "axioms", illustrations 329
Stolz, O. 328
Stone, E. 105
Straight line, Archimedes' assumption respecting 166
Straight line, by Legendre 169
Straight line, by Leibniz 169
Straight line, cannot have a common segment 196—199
Straight line, division -of straight line into any number of equal parts (an-Nairizi) 326
Straight line, Euclid's definition, interpreted by Proclus and Simplicius 166—167
Straight line, in Heron 168
Straight line, language and conjecture as to origin 168
Straight line, language and construction of 167
Straight line, one or two cannot make a figure 169 183
Straight line, other definitions 168—169
Straight line, pre-Euclidean (Platonic) definition 165—166
Straight line, two straight lines cannot enclose a space 195—196
Stroemer, Marten 113
Studemund, W. 92n.
Subtend, meaning and construction 249 283 350
Suidas 370
Sulatman b. 'Usma (or Oqba) 85 90
Superposition, apparently assumed by Aristotle as legitimate 226
Superposition, Bertrand Russell on 227 249
Superposition, Euclid's dislike of method of 225 249
Superposition, no use theoretically, but merely furnishes practical test of equality 227
Superposition, objected to by Peletarius 249
Superposition, used by Archimedes 225
Surface, in Euclid 169
Surface, alternative definition of, in Aristotle 170
Surface, classifications of surfaces by Heron and Geminus 170
Surface, composite, incomposite, simple, mixed 170
Surface, divisions or sections of solids are surfaces 170 171
Surface, homoeomeric (uniform) 170
Surface, loci on surfaces 329 330
Surface, plane surface see “Plane”
Surface, produced by motion of line 170
Surface, Pythagorean term for, ( = colour, or skin) 169
Surface, spheroids 170
Surface, spiric surfaces 163 170
Surface, terms for, in Plato and Aristotle 169
Surface-loci of Euclid 15 16 330
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