6410 



Principles of Geometry. Parallels 



6410 



Space, concept, and laws of geometry. P., E. 



Kosmos (Lw.) 11 (1886) 530-. 

 , , (E. P.). Eaciborski, A. 



Kosmos (Lw.) 12 (1887) 27-. 

 , concepts, fundamental. Graberg, F. Ziir. 



Vjschr. 37 (1892) 274-. 

 , correspondence between non-Euclidean, and 



Euclidean. Porchiesi, A. Bologna Ac. Sc. 



Mm. 5 (1883) 421-. 



and its dimensions. Whitmell, C, T. Card. 

 Nt. S. T. 25 (Ft. 1) (1893) 6-. 



, elementary geometry theorems. Seipp, H. 

 Arch. Mth. Ps. 12 (1894) 16-. 



, elliptic. Ball, (Sir) E. S. Nt. 33 (1886) 

 86-. 



, form. Hadamard, . Bordeaux S. Sc. 

 PV. (1897-98) 83-. 



, functional, geometry. Pincherle, S. Bo- 

 logna Ed. 1 (1897) 85-. 



, geometry. Randolph, E. V. Nost. Eng. 

 Mg. 29 (1883) 137-. 



magnitude, successive developments. Gra- 

 berg, F. Ziir. Vjschr. 32 (1887) 191-. 



measurement, growth of ideas concerning. 

 Graberg, F. Ziir. Vjschr. 37 (1892) 49-. 



, properties. Poncelet, J. V. [ascribed to 



Gergonne in vol. II. C. S. P.] Gergonne A. 



Mth. 17 (1826-27) 265-. 

 , (Poncelet). Gergonne, J. D. Gergonne 



A. Mth. 17 (1826-27) 272-. 

 , recent researches. Becker, J. C. Z. Mth. 



Ps. 17 (1872) 314-. 



of spheres, Euclidean. Aschieri, F. Mil. I. 

 Lomb. Ed. 19 (1886) 355-, 416-, 449-. 



, spherical, and figures therein. Porter, 

 M. B. Texas Ac. Sc. T. 1 (No. 2) (1893) 

 45-. 



Spaces of constant curvature, fundamental 

 theory. Beltrami, E. [1868] A. Mt. 2 (1868 

 -69) 232-; Par. EC. Norm. A. 6 (1869) 347-. 



, (Beltrami). Schlajli, L. 



[1871] A. Mt. 5 (1871-73) 178-. 



, (Schlafli). Beltrami, E. 



A. Mt. 5 (1871-73) 194-. 



, metrics of. Giudice, F. Tor. 

 Ac. Sc. At. 35 (1900) 119- or 193-. 



, negative. Backlund, A. V. Lund. 



Un. Acta 19 (1882-83) (Mth. No. 1) 48 pp. 



, positive. Killing, W. [1877] 



Crelle J. Mth. 86 (1879) 72-. 



, parallel and perpendicular. Nicoli, F. 



Mod. Ac. Sc. Mm. 10 (1894) 257-; 11 (1895) 



239-. 

 , various, comparability. Lechalas, G. 



[1900] N. Y. Am. Mth. S. Bll. 7 (1901) 158, 



179-. 

 Spheres of second species. Mannoury, G. 



N. Arch. Wisk. 4 (1899) 83-, 129. 

 Spherical geometry, fundamental theorems. 



Sikttel, V. Kazan S. Ps.-Mth. Bll. 2 (1893) 



94-; 4 (1895) 18-; Arch. Mth. Ps. 15 (1897) 



159-, 403- ; 17 (1900) 337-. 

 Statical proofs in geometry. Brassinne, E. 



Toul. Mm. Ac. 2 (1858) 144-. 

 Straight line and curve, fundamental ideas. 



Lamarle, E. Brux. Ac. Sc. Mm. 30 (1857) 



43pp. 



Straight line, Euclid's definition. Sikstel, 



V. A. Kazan S. Nt. (Ps.-Mth.) P. 8 (1890) 



288. 

 joining two given points, construction. 



Burnside, W. [1897] L. Mth. S. P. 29 



(1898) 125-. 

 and plane, definitions. Bonnel, J. Lyon 



Ac. Mm. (Sc.) 30 (1889-90) 147-. 



, generations. Cassani, P. Ven. 

 Aten. At. 2 (1879) 46-. 



, plane and sphere. Calinon, A. Nancy 



S. Sc. Bll. (1887) 1-. 

 as shortest distance between two points. 



Hilbert, D. Mth. A. 46 (1895) 91-. 



lines and planes, unreal. Pasch, M. Mth. 

 A. 32 (1888) 159-. 



Superposition, geometry independent of. 



Pagnini, L. A. Firenze Opusc. Sc. 14 



(1812) 3-. 

 Surfaces of constant curvature, two dimensional 



geometry. Calinon, A. Nancy S. Sc. Bll. 



(1895) 1-. 

 Symbolical geometry. Hamilton, (Sir) W. E. 



Camb. and Dubl. Mth. J. 1 (1846) 45-, 137-, 



256-; 2 (1847) 47-, 130-, 204- ; 3 (1848) 



68-, 220- ; 4 (1849) 84-, 105-. 

 Symbols, algebraic, application to geometry. 



Gregory, D. F. Camb. Mth. J. 2 (1841) 1-. 



Theory of Parallels. 



Jeu/rain, A. Par. Tr. S. Amat. 2 (1808) 78-. 

 Gergonne, J. D. Gergonne A. Mth. 3 (1812- 



13) 353-. 



L. (yi Adds.) Gilbert A. 52 (1816) 451-. 

 Hoffmann, J. J. I. Gilbert A. 54 (1816) 314-. 

 Blum, H. C. Gilbert A. 57 (1817) 222-. 

 Ivory, J. Tilloch Ph. Mg. 59 (1822) 161-. 

 Meikle, H. Tilloch Ph. Mg. 60 (1822) 423-. 

 Walsh, J. Tilloch Ph. Mg. 63 (1824) 100-, 271-. 

 Stein, J. P. Gergonne A. Mth. 15 (1824-25) 



77- ; 16 (1825-26) 45-. 

 Servois, J. F. Gergonne A. Mth. 16 (1825-26) 



233-. 



Colburn, W. Bost. J. Ph. 3 (1826) 81-. 

 (Colburn.) Strong, T. Bost. J. Ph. 3 (1826) 



371 [271]-. 

 (Strong.) Colburn, W. Bost. J. Ph. 3 (1826) 



490-. 

 Knar, J. Baumgartner Z. 3 (1827) 414- ; 4 



(1828) 427-. 



Lampredi, U. G. Arcad. 40 (1828) 19-. 

 E. . . . r, J. F. Mitau Quatember 2 (1830) 



(Bd. 3) 35-. 



Doppler, C. Wien Jb. Pol. I. 17 (1832) 167-. 

 Legendre, A. M. Par. Mm. Ac. Sc. 12 (1833) 



367-. 



Crelle, A. L. Crelle J. 11 (1834) 198. 

 Le Monnier, J. F. B. Cherb. Mm. S. Ac. (1838) 



320-. 



Amiot, B. Rouen Ac. Tr. (1839) 144-. 

 Powell, B. [1842] Ashmol. S. T. 2 (1838-52) 



47 pp. 

 Schulten, N. G. af (fil.) [1842] Helsingf. 



Acta 3 (1852) 351-, 783-, 791-. 

 Bouniakowsky, V. [1843-51] St Pet. Ac. Sc. 



Mm. 6 (1850) 87-, 207- ; St Pet. Ac. Sc. Bll. 



9 (1851) 49-. 



419 DD 2 



