Geometry of Conies and Quadrics. General 



7200 



Construction of conies and quadrics. Dupin , C. 



Par. EC. Pol. J. cah. 14 (1808) 45-. 

 walls of parabolic shape. Conard, J. 



Brux. A. Tr. Pbl. 50 (1893) 359-. 

 Constructions by means of cone and cylinder. 



Staudigl, R. Wien Sb. 58 (1868) (Ab. 2) 960-. 

 Dandelin's theorem, extension, etc. Sauze, . 



N. A. Mth. 17 (1858) 33-. 

 , sphere inscribed to cone touches plane 



of section at focus, etc. Transon,A. N. A. 



Mth. 12 (1873) 21-. 

 Determination of conies and quadrics. Hun- 



yady, J. (xii) Mag. Tud. Ak. Etk. (Mth.) 



1 (1881) (No. 18) 39 pp. 

 Discontinuity of constructions caused by 



imaginary elements. Wiener, C. Z. Mth. 



Ps. 12 (1867) 375-. 

 in locus question connected with ellipse. 



Goodwin, H. Camb. Mth. J. 4 (1845) 190-. 

 Discriminants, application to conies and quad- 

 rics. Dostor, G. Arch. Mth. Ps. 58 (1876) 5-. 

 Ellipse and ellipsoid, inscribed. Girault, C. 



Caen Ac. Mm. (1884) 3-. 

 , maximum inscribed triangle and 



tetrahedron. Unferdinger, F. Arch. Mth. 



Ps. 51 (1870) 127-. 

 , and minimum polygons and poly- 



hedra. Mainardi, G. Tortolini A. 1 (1850) 



348-. 



7200 



Coordinates, tetrahedral or triangular. Clwlini, 

 D. Bologna Mm. Ac. Sc. 3 (1863) 3-. 



Determination of conies and quadrics. Halphen , 

 G. H. (x) Par. S. Mth. Bll. 1 (1873) 130-, 

 226- ; 2 (1874) 11-. 



Geometrical construction. Berard, . Ger- 

 gonne A. Mth. 6 (1815-16) 157-. 



interpretation of coefficients. Faure, H. 

 N. A. Mth. 5 (1866) 1-. 



significance. Schulten, N. G. of (fil.). 

 [1832] St Pet. Mm. Sav. Etr. 2 (1835) 

 313-. 



Eeduction. Boole, G. Camb. Mth. J. 2 (1841) 

 64-. 



Eepresentation. Ctiambers, C. [1877] Manch. 

 Lt. Ph. S. P. 17 (1878) 58-. 



Tangential and quadriplanar coordinates, appli- 

 cation of Salmon's notation. Versluys, J. 

 Arch. Mth. Ps. 52 (1871) 377-. 



Tangents to conies or quadrics, equation. 

 Verdam, G. J. Grunert Arch. 2 (1842) 188-. 



Transformation. Lemonnier, H. N. A. Mth. 

 14 (1875) 396-. 



of coordinates, factor. Greiner, M. Arch. 

 Mth. Ps. 57 (1875) 337-. 



Focal properties of conies and quadrics. Booth, 



J. Ph. Mg. 27 (1845) 538-. 

 , minimum, round triangle and tetrahe- . Walker, John. Camb. and 



dron. Liourille, J. Liouv. J. Mth. 7 (1842) 



190-. 

 , , . Borsch, A. Z. Mth. 



Ps. 25 (1880) 59-. 



, normals. JoacMmsthai, F. Crelle 



J. 26 (1843) 172-. 

 , properties. Rocliat, . Gergonne 



A. Mth. 3 (1812-13) 25-. 

 , . Durrande, J. B. Gergonne A. 



Mth. 12 (1821-22) 223-. 

 .tracing. Maurin,H. (vm) A. Cond. Pon. 



Chauss. 4 (1860) 106-. 



Equations relating to Conies and Quadrics. 



Gergonne, J. D. Gergonne A. Mth. 5 (1814 



-15) 61-. 



Raabe, J. L. Crelle J. 2 (1827) 182-. 

 Lentheric, . Mntp. Ac. Sc. Mm. 2 (1851-54) 



455- ; 3 (1855-57) 449-. 



Grunert, J. A. Arch. Mth. Ps. 51 (1870) 326-. 

 Versluys, J. Arch. Mth. Ps. 52 (1871) 278-. 

 Axes, equations, rapid notation. Dostor, G. J. 



Grunert Arch. 30 (1858) 202-. 

 - in oblique coordinates. Bobillier, . 



Quetelet Cor. Mth. 4 (1828) 216-. 

 Centres, equations for, in absolute geometry. 



Frank, A. von. Steierm. Mt. (1874) 47-. 

 Characteristics of conies given by equation. 



Ehlert, A. Arch. Mth. Ps. 1 (1884) 51-. 

 Conditions for circle or sphere. Ferrers, N. M. 



QJ. Mth. 2 (1858) 267-. 



Conies, plane and spherical, in Boothian tan- 

 gential coordinates. Jeffery, H. M. QJ. 



Mth. 9 (1868) 189-. 

 , , 3-point tangential coordinates. 



Jeffery, H. M. [1867] QJ. Mth. 9 (1868) 



Dubl. Mth. J. 7 (1852) 16-. 

 . Ravier, . N. A. Mth. 



9 (1890) 233-. 

 Foci and poles of conies and quadrics. Cauchy, 



A. L. C. E. 16 (1843) 809-. 

 Generation of conies and quadrics. Breton 



[de Champ] , P. N. A. Mth. 3 (1844) 289-. 

 (Jacobi). Waille, J. [1874] 



(xn) Doubs S. Mm. 9 (1875) 123-. 

 Homographic ray systems, theorem of Chasles. 



Bohannan, R. D. A. Mth. 1 (1884-85) 139-. 

 Hyperbola and hyperboloid, rectangular. KUp- 



per, C. Schlomilch Z. 3 (1858) 119-. 

 Imaginary projection of conies, quadrics and 



twisted quartic curves. Wiener, . D. Nf. 



Tbl. (1885) 354-. 

 Indices (powers) of points with regard to conies 



and quadrics. Faure, H. N. A. Mth. 11 



(1872) 261-, 385-. 

 Intersections of lines and surfaces. Lame, G. 



Gergonne A. Mth. 7 (1816-17) 229-. 

 Invariants of conies and quadrics given by 



motion and similitude groups. Lovett,E. 0. 



A. Mth. 11 (1896-97) 33-. 

 Inverse of conies and quadrics. Van&tek, J. S. 



Prag Sb. (1883) (Mth. Vortr.) 28-. 

 from centre. Rice, M. E. Kan. 



Ac. Sc. T. 14 (1896) 14-. 

 Involutions arising from conies and quadrics. 



Bischoff, J. N. [1874] A. Mt. 6 (1875) 232. 

 . Cardinaal, J. Arnst. Ak. 



Vs. 8 (1900) 271- ; Amst. Ak. P. 2 (1900) 



234-. 

 Loci, some, derived from conies and quadrics, 



cases. Azzarelli, M. Em. N. Line. At. 27 



(1874) 216-. 

 , quadratic, absolute classification. Story, 



W. C. Am. J. Mth. 6 (1884) 222-. 



482 



