7240 Axes 



Quadric Surfaces 



7240 



Cones, principal axes. Page, C. E. N. A. 



Mth. 2 (1843) 334-, 379-. 

 Conies on quadric, axes. Eeye, T. A. Mt. 2 



(1868-69) 1-. 

 Conjugate rectangular axes. Brassinne, E. 



Toul. Mm. Ac. 2 (1858) 406-. 

 Construction. Picquet, H. N. A. Mth. 7 



(1868) 456-. 

 Determination. Pelz, C. Wien Ak. Sb. 69 



(1874) (Ab. 2) 215-. 

 Diametral section of ellipsoid, axes. Gilbert, P. 



Mathesis 8 (1888) 247-. 



Paraboloid, hyperbolic, with two given genera- 

 tors, axes. Wilhelm, F. Mh. Mth. Ps. 2 



(1891) 345-. 

 Plane sections, axes. Barbarin, . Mathesis 



6 (1886) 25-, 49-. 

 Principal axes. Binet, J. P. M. Par. EC. Pol. 



Cor. 2 (1809-13) 17-. 



. Battaglini, G. G. Mt. 9 (1871) 38-. 



. Geiser, C. F. [1876] Crelle J. Mth. 82 



(1877) 47-. 

 . Briickel, P. Crelle J. Mth. 119 (1898) 



210-, 313-. 



of conic on quadric, resolution of con- 

 dition of equality. Hesse, L. 0. Crelle J. 

 60 (1862) 305-. 



, determination. Bourdon, . Par. EC. 



Pol. Cor. 2 (1809-13) 189-, 250-. 

 , lengths. Bret, . Gergonne A. Mth. 



2 (1811-12) 33-. 



, position. Bret, . Gergonne A. Mth. 

 2 (1811-12) 144-. 



Eectangular axes, Steiner's theorem. He'ment, 



F. N. A. Mth. 10 (1851) 119-. 



Relation between synthetic and analytical 

 methods of solution. Lolli, C. G. Mt. 29 

 (1891) 87-. 



3-2 ,,2 Z 2 



Section of 2 + ^ + 2 = 1 by Ix + my + nz = 0, 



axes. Taylor, S. QJ. Mth. 4 (1861) 167-. 

 Sections of quadrics, axes, determination. 



Drasch, H. Wien Ak. Sb. 87 (1883) (Ab. 2) 



1226-. 

 Symmetry, axes of. Blatek, G. Prag Sb. 



(1870) 10-. 

 Symptotic axis, surfaces with one. Escherich, 



G. von. Arch. Mth. Ps. 60 (1877) 22-. 



, . Czuber (or Cuber), E. Arch. 



Mth. Ps. 61 (1877) 351-. 



Central surfaces, property. Minich, S. R. Yen. 

 At. 9 (1864) 1211-. 



, space relations. Franke, T. Grunert 

 Arch. 12 (1849) 378-. 



Centres, determination. Dienger, J. Grunert 

 Arch. 16 (1851) 460-. 



of similitude. Cayley, A. Crelle J. 31 

 (1846) 227-. 



Circle, geometry of, and quadrics. Miiller, E. 



Crelle J. Mth. 122 (1900) 30-. 

 Concyclic quadrics. Jeffery, H. M. QJ. Mth. 



11 (1871) 225-. 

 Condition that a quadric should be developable, 



deduction from. Zeuthen, H. G. Ts. Mth. 



4 (1886) 128- ; Fschr. Mth. (1886) 760. 



Condition that 4 straight lines lie on hyper- 



boloid of one sheet. Strnad, A. Casopis 



24 (1895) 34-; Fschr. Mth. (1895) 592. 

 quadric. Gergonne, J. D. 



Gergonne A. Mth. 19 (1828-29) 241-. 

 Cones. Chades, M. Brux. Ac. Sc. Mm. 6 



(1830) 58 pp. 



. Graves, C. Ir. Ac. P. 2 (1844) 54-. 

 . Torry, A. F. Mess. Mth. 1 (1862) 72-. 

 . Mirza-Nizam, . N. A. Mth. 5 (1866) 



105-. 

 , analogue of nine-point conic. Holgate, T. 



F. A. Mth. 7 (1892-93) 73-. 

 , hyperboloidal, graphic construction. Arz- 



berger, F. A. Gen. Civ. 1 (1872) 259-. 



and hyperboloids connected with systems of 

 forces. Cassani, P. G. Mt. 14 (1876) 146-. 



, locus of centres of sections. Dalican, , 

 & Marquet, . N. A. Mth. 17 (1858) 172-. 



, properties, two. Luchterhandt, A. R. 

 Grunert Arch. 4 (1844) 87-. 



, right circular. Ruth, F. Wien Ak. Sb. 95 



(1887) (Ab. 2) 240-. 



, , theorems, and projection of section 



on base. Talbot, W. H. F. Gergonne A. 



Mth. 14 (1823) 123-. 

 - of rotation round trihedral angle, common 



generators. King, L. Mh. Mth. Ps. 8 (1897) 



54-. 

 , special class. Fiedler, W. Ziir. Vjschr. 36 



(1891) 65-. 



and spheroconics. Lebesgue, V. A. N. A. 

 Mth. 7 (1848) 150-. 



Conic in space. Geer, P. van. Arch. Neerl. 22 



(1888) 58-. 



Conical and cylindrical surfaces in oblique 



projection. Suppan, V. [1879] (xn) Mag. 



Tud. Ak. Etk. (Mth.) 7 (1881) (No. 9) 14 pp. 

 Conjugate diameters. Mainardi, G. Brugna- 



telli G. 10 (1827) 333-. 

 . Dahlander, G. R. Stockh. Ofv. 16 



(1859) 387-. 



. Painvin, L. N. A. Mth. 20 (1861) 130-. 



, properties. Gopel, A. Grunert Arch. 4 



(1844) 202-. 

 , deduced from Lagrange's relations. 



Terquem, 0. N. A. Mth. 1 (1842) 497-. 



points. Brassinne, E. Liouv. J. Mth. 7 

 (1842) 120-. 



Construction and classification by projective 

 configurations. Seydewitz, F. Grunert 

 Arch. 9 (1847) 158-. 



from imaginary elements. Bobek, K. Prag 

 Sb. (1882) 65-. 



of quadric. Cardinaal, J. Z. Mth. Ps. 27 

 (1882) 119-. 



, given nine conjugate 2nd class sur- 

 faces. Neumann, H. Mh. Mth. Ps. 11 

 (1900) 114-. 



Constructions of quadrics and plane cubics. 

 Engel, J. H. Ziir. Vjschr. 34 (1889) 299-. 



Contacts of cones of rotation. Zniurko, W. 

 [L.] [1873] (xn) Krk. Ak. (Mt.-Prz.) Pam. 

 1 (1874) 57-. 



: conic touching 3 conies on quadric. 

 Durrande, J. B. Gergonne A. Mth. 7 (1816- 

 17) 27-. 



503 



