7240 



Quadric Surfaces. Intersections 



7240 



Cones, right, intersections. Marrecas Fer- 



reira, L. F. Lisb. J. Sc. Mth. 6 (1878) 



175-. 

 Curve of intersection, developable along. 



Battaglini, G. [1857] (vn) Nap. At. I. 



Inc. 9 (1861) 241-. 



of 2 quadrics. Beer, A. Grunert 

 Arch. 16 (1851) 104-. 



. La Gournerie, J. de. C. R. 



62 (1866) 61 1-. 

 , osculating planes. Machovec, 



F. Prag Sb. (1890) 1 (Mth.-Nt.) 142-. 

 , , construction. Drasch, 



H. Wien Ak. Sb. 81 (1880) (Ab. 2) 254-. 

 , representation by algebraic 



parameters. Harnack, A. Mth. A. 15 



(1879) 560-. 

 , quadrics having same. Fenwick, S. 



Mathematician 2 (1847) 80-. 

 of rotation quadrics. Schiissler, E. 



Mh. Mth. Ps. 5 (1894) 241-. 

 ,2, projection. JaroUmek, C. 



Casopis 11 (*1882) 179- ; Fschr. Mth. (*1882) 



494. 

 Descriptive geometry, note. [Schiappa] Mon- 



teiro, A. G. Teix. J. Sc. 3 (1881) 97-. 

 Ellipsoid and elliptic cylinder, intersection. 



Tortolini, B. Em. At. N. Line. 24 (1871) 



181-. 

 Intersection, application of principle to quadrics. 



Meier, F. [1857] Brux. Mm. Cour. 4, 30 



(1861) 52 pp. 



with cone whose vertex is on surface. 

 Fergola, E. Nap. At. Ac. 6 (1851) 105-. 



by plane, of quadric cones and cylinders in 

 central projection. Falser, I. (xn) Mag. 

 Tud. Ak. Ets. 11 (No. 1) (1877) 9-. 



of 2 quadrics. Berard, . Gergonne A. 

 Mth. 6 (1815-16) 276-. 



. Painvin, L. N. A. Mth. 7 (1868) 



481-, 529- ; 8 (1869) 49-, 145-, 193-. 

 . Salvatore-Dino, N. Nap. Rd. 20 



(1881) 212-. 

 . Levy, L. N. A. Mth. 10 (1891) 



65-. 

 . Tresse, A. N. A. Mth. 11 (1892) 



2 16-. 

 . Andoyer, H. N. A. Mth. 15 



(1896) 153-. 



3 quadrics, 8th point, construction. 

 Hesse, L. 0. Crelle J. 26 (1843) 147-. 



, , . Zeuthen, H. G. Kjob. 



Ov. (1880) 227- ; (Resume, 28-). 

 , , . Caspary, F. Crelle J. 



Mth. 99 (1886) 128-. 

 , , _. Schroeter, H. Crelle 



J. Mth. 99 (1886) 131-. 

 , , . Sturm, R. Crelle J. 



Mth. 99 (1886) 317-. 

 , ,. Zeuthen, H. G. 



Crelle J. Mth. 99 (1886) 320-. 

 , , , linear. Reye, T. Crelle 



J. Mth. 100 (1887) 487-. 

 , , contribution to problem. 



Intersection of 3 quadrics, 8 points of. Do- 

 briner, H. Acta Mth. 12 (1889) 339-. 



, . Zeuthen, H. G. Acta 



Mth. 12 (1889) 362-. 



, . Schroeter, H. Acta 



Mth. 14 (1890-91) 207-. 



, , analytical formulae for 



"octad". Cayley, A. Mess. Mth. 18 (1889) 

 149-. 



, , property of quadrics 



through same 8 points. Fenwick, S. Mathe- 

 matician 2 (1847) 12-. 



yielding given conic. Krewer, M. Arch. 

 Mth. Ps. 12 (1894) 185-. 



Loci of intersection of 3 tangent lines and of 3 



tangent planes. Wolstenholme, (Rev.) J. L. 



Mth. S. P. 14 (1882-83) 177-. 

 Problem, to fit together two quadrics so that 



their intersections shall be plane. Hyde, E. 



W. Des Moines Anal. 3 (1876) 97-. 

 Rotation surface, intersection with straight 



line. Caron, J. N. A. Mth. 1 (1882) 217-. 

 Similarly situated quadrics, intersection. 



Molins, H. Toul. Mm. Ac. 5 (1855) 203-. 

 Sphere and hyperboloid, intersection. Brandes, 



H. W. Voigt Mg. 11 (1806) 422-. 



quadric cone, intersections. Dandelin, 

 G. P. Brux. Mm. Ac. Sc. 4 (1827) 3-. 



, intersection. Darboux, G. N. A. 



Mth. 3 (1864) 199-. 

 Straight line and quadric, intersection. Lebon, 



E. N. A. Mth. 1 (1882) 219. 

 , . Mansion, P. (xn) Brux. S. 



Sc. A. 7 (1883) (Ft. 1) 64-. 



rectangular hyperbolic paraboloid, 

 intersections. Jefdbek, V. Casopis 27 (1898) 

 308- ; Fschr. Mth. (1898) 471. 



Invariants of binary forms in two series of 

 variables, geometrical meaning. Kohn, G. 



D. Nf. Vh. (1896) (Th. 2, Halfte 1) 5-. 

 Inverse of conies and quadrics from centre. 



Rice, M. E. Kan. Ac. Sc. T. 14 (1896) 14-. 

 Inversion. Cayley, A. QJ. Mth. 11 (1871) 283-. 

 Involution determined by three points. Le 



Paige, C. M. M. H. H. Wien Ak. Sb. 87 



(1883) (Ab. 2) 599-. 

 , quadratic, problems. Becka, G. Prag Sb. 



(1878) 272-. 

 Katoptric properties. Finsterwalder,S. Miinch. 



Ak. Sb. 17 (1888) 33-. 

 property of ellipsoid. Staude, 0. Mth. A. 



27 (1886) 412-. 

 Line-geometry as applied to quadrics. Voss, A. 



E. Mth. A. 10 (1876) 143-. 



Loci. Mossbrugger, L. Grunert Arch. 27 

 (1856) 66-. 



Locus from which cone subtends right angle. 

 Boklen, O. Grunert Arch. 36 (1861) 22-. 



of point, distances of which from 2 non- 

 intersecting straight lines are in constant 

 ratio. JaroUmek, C. Casopis 20 (1891) 1- ; 

 Fschr. Mth. (1891) 688-. 



Picquet, H. Par. S. Mth. Bll/22 (1894) 19-. , 3 points satisfy certain 



,8 points of. Hesse, L. O. Crelle relations. Jacobi, C. G. J. Crelle J. 12 



J. 73 (1871) 371 ; 99 (1886) 110-. (1834) 139-. 



509 



