627 
INDICE DEI NOMI ') 
A Shard 620; Archimede XII, XXVII, XXIX, XXX, 83, 105, 216, 316, 564, 568, 
569, 586, 623, 624, 625. 
Ball 583, 584; Baltzer 318, 334, 619; Battaglini 571, 572, 584; Baumann XIII, 
XV; Bellavitis 579, 604, 614; Beltrami I, 458, 569, 570, 577, 578, 579, 582, 
584, 592, 597, 598, 610,611,617; Bernoulli G. 621,622; Bertrand, L. 570, 619; 
Bertrand G. 579; Bessel VIII, XIX, 571; Bettazzi XXVI, 623, 624; Betti 55, 
334, 610, 614; Bolzano 619; Bolyai G. 570, 572, 578, 581, 617; Bolyai, V. 
571, 572, 574, 592, 596, 617; Boole 605; Brill 578; Brioschi 55, 334; Bucli- 
heim 584. 
Cantor, G. X, 30, 34, 48, 87, 102, 103, 105, 106, 108, 575, 591, 594, 610, 619, 
620, 621, 622, 623; Cantor, M. 568; Carton 579; Castelnuovo 524; Cassani 
524, 595, 596, 597, 619; Cauchy 610; Cayley XV, 578, 579, 580, 581,582, 583, 
584, 586, 610, 611, 617; Chasles XXIV ; Clavio 268; Clebsch 583; Clifford 84, 
450, 584, 587, 592 ; Comberousse 596; Crelle 565, 595,596, 619; Cremona XXIV. 
Darboux 584, 610, 613, 614; Dedekind 39, 48, 87, 197, 598, 607, 623; Dehana 
596; De Paolis XIX, 132, 138, 144, 198, 318, 322, 334, 538, 583, 588, 619; 
Descartes 562, 563, 605, 614; Dikstein 614; Dini 222, 276; D’Ovidio V, 318, 
334, 407, 618; Du Bois Reymond XIV, XXVII, XXVIII, 16, 67, 95, 105, 124, 
128, 568, 585, 587, 621, 622; Duhamel 596, 597. 
Erb 696; Erdmann, В. XIII, XV, 18, 592, 614, 617; Euclide XVII, XVIII, XXIV, 
XXXVI, 566, 567, 568, 569, 570, 571, 574, 585, 617, 618, 624. 
Fano XIV; Faifofer 322, 334; Fiedler 583, 613; Flie S. Marie 582, 596, 604; de 
Foncenex 579; Fontenelle 619; Fourier 595, Frischauf 572, 582, 596, 597. 
Gauss VIII, XIX, XXII, 566, 571, 576, 597,619; Gazzaniga XL; Gemino 568; Ge- 
nocchi XIX, XXIV, 579, 593, 595, 615; Gerdil, card. 620, 621; Gerhardt568; 
Gerling 596; Giordano, V. 569; Giudice 622; Grassmann, H. VIII, XIX, XXV, 
XXVIII, 15, 30, 132, 133, 180, 577, 584, 600, 601, 602, 603, 604, 609; Gute- 
berlet 105, 619. 
Halphen 610, 613; Halsted 614; Hamilton XXVII, 604; Hankel 10, 30, 568; Hei 
berg 568, 517; y. Helmoltz V, XIV, XXVIII, XXXV, XXXVI, 30, 39, 458, 587, 
588, 589, 590, 591, 592, 594, 598, 611, 617, 618; Hoffmann 618; Hoüel 568, 
571, 573, 574, 577, 590, 597, 617, 619; de l’Hospital 621, 622; Hugens 569; 
Hume XIII. 
1) Abbiamo tralasciato di citare quei nomi coi quali sono intitolati comunemente alcuni giornali 
scientifici, come pure quelli di Euclide, di Lobatschewsky e di Riemann quando servono a 
indicare proposizioni, enti o sistemi geometrici che spesso sono ripetuti nel testo.