6840 



Projective Geometry 



6840 



Figures that can be traced continuously. 



Lemoine, E. As. Fr. C. E. (1881) 175-. 

 Forms, geometrical. Fellini, D. Ev. Mt. 5 



(1895) 170-. 

 , , simple, projectivity. Weyr, E. Prag 



Sb. (1889) 2 (Mth.-Nt.) 163- ; Fschr. Mth. 



(1889) 605. 

 , projective. Geiser, C. F. [1869] A. Mt. 4 



(1870-71) 25-. 

 Foundations. Enriques, F. Mil. I. Lomb. 



Ed. 27 (1894) 550-. 

 Fundamental principle, extension. Kohn, G. 



[1894] Mth..A. 46 (1895) 285-. 



problem. Kiipper, K. Prag Ceske Ak. 

 Fr. Jos. Ez. (Trida 2) 6 (1897) Art. 21, 

 5 pp.; Prag Fr. Jos. Ac. Sc. Bll. (Mth.-Nt.) 

 4 (1897) (Pt. 1) 45-. 



theorem. Zeuthen, H. G. C. E. 126 (1898) 

 213-. 



. Schur, F. Mth. A. 51 (1899) 401-. 

 , von Staudt's. Darboux, G. Mth. A. 17 



(1880) 55-. 

 , . Schur, F. Mth. A. 18 (1881) 



252-. 

 , . Le Paige, C. Liege S. Sc. Mm. 



15 (1888) No. 5, 8 pp. 



, , new demonstration. Zeuthen, 

 H. G. C. E. 125 (1897) 638-, 858-; N. Ts. 

 Mth. 8 (B) (1897) 73-; Fschr. Mth. (1897) 

 470. 



theorems. Paolis, R. de. Em. E. Ac. 

 Line. Mm. 9 (1881) 489-. 



. Le Paige, C., (& Deruyts, E. Brux. 

 Ac. Bll. 15 (1888) 335-. 



. Fano, G. Palermo Cir. Mt. Ed. 9 



(1895) 79-, 84-. 

 . Enriques, F. Palermo Cir. Mt. Ed. 9 



(1895) 82-. 



, two. Montesano, D. G. Mt. 23 (1885) 



285-. 

 Gnomonic projection. Zona, T. Palermo G. 



Sc. Nt. 15 (1882) 79-. 

 Grassmann's method in projective geometry. 



Burali-Forti, C. Palermo Cir. Mt. Ed. 10 



(1896) 177-, 254; 11 (1897) 54-. 

 Harmonic and general projection, new deriva- 

 tion of first law. Wiener, C. Z. Mth. Ps. 

 11 (1866) 1-. 



Higher geometry, introduction. Nazimov,P.S. 

 Kazan Un. Mm. (1891) (Pt. 3) App., (Pt. 5) 

 App., (Pt. Q)App.\ (1892) (Pt. 6) App.; (1893) 

 (Pt. 2) App. ; Fschr. Mth. (1892) 566. 



Imaginary points, geometrical definition. 

 Stephanos, C. Bll. Sc. Mth. As. 7 (1883) 

 (Pt. 1) 204- . 



Invariants of a quadrangle by projective trans- 

 formation. Lovett, E. 0. A. Mth. 12 

 (1898-99) 79-. 



Isotomic projection of quadrilateral, centres. 

 Eueda, C. J. Fschr. Mth. (1897) 445. 



Maclaurin's " Geometrica Organica." Jon- 

 quieres, E. de. Liouv. J. Mth. 2 (1857) 153-. 



Map projection, graphic processes for. Drien- 

 cmirt, . A. Hydrog. 20 (1899) 78-. 



Maximum projection of system of plane figures 

 in space, and of spherical triangle. Lhuilier, 

 S, Gergonne A. Mth. 2 (1811-12) 49-. 



Mechanics, relation of projective geometry to. 



StepJianos, C. B. A. Ep. (1900) 644. ' 

 Metric properties of figures, projection. Faure, 



H. A. (xn) Isere S. Bll. 1 (1869) 243-; 2 



(1870) 381- ; 4 (1875) 129-. 



relations, projections, conic and orthogonal. 

 Poncelet, P. V. [1831] Quetelet Cor. Mth. 7 

 (1832) 118-, 141-. 



Mine, inclination of passages. Lefroy, (Ing ) 



J. Mines 9 (1798-99) 339-. 

 Modern geometry and projections. Schlomilch, 



0. Grunert Arch. 1 (1841) 248-. 



methods. Brent, (Dr) . N. Z I T 3 

 (1870) (P.) 59-. 



n dimension geometry, new theorem. Meyer, . 



D. Nf. Tbl. (1884) 141. 

 Notation of geometric position. Henry, L. d'. 



(xn) Lille S. Mm. 10 (1882) 5-. 

 Orthogonal projections, certain. Magistrini, D. 



[1846] Bologna N. Cm. 10 (1849) 195-. 

 Pappus's theorem on triangle, sides of which 



pass through fixed collinear points, two 



vertices move on fixed lines. Zahradnik, K. 



Arch. Mth. Ps. 56 (1874) 11-. 

 Planes and lines. Koppe, C. Crelle J. 14 



(1835) 70-. 

 Polygons with pairs of axial and parallel 



sides. Matzka, W. Prag Sb. (1864) (Pt. 2) 



Polyhedra, projections. Chevillard, A. J. 



N. A. Mth. 15 (1856) 197-. 

 Problem : to place two projective straight lines 



so that they shall generate a circle (Steiner). 



Kramer, A. Crelle J. 18 (1838) 185-. 

 Projections of special dimensions, mathematical 



basis. Weisz, J. A. (xn) Mag. Ak. Ets. 



(Mth. Term.) 1 (1860) 67-. 

 Projective geometry in plane. Grassmann, H. 



[1851] Crelle J. 42 (1852) 193-, 204- . 

 Projectivity in space, problem. Sturm, R. 



Mth. A. 6 (1873) 513-. 

 , , simplification. Sturm, R. Mth. 



A. 15 (1879) 407-. 



Quadrilateral, complete, mid-points of 3 diago- 

 nals are collinear. Collins, M. Arch. Mth. 

 Ps. 52 (1871) 243-. 



, theorem and extension. Sachse, A, Z. 

 Mth. Ps. 27 (1882) 380-. 



Skew projection. Transon, A. N. A. Mth. 4 

 (1865) 385- ; 5 (1866) 63-. 



, case. Fonteng, G. N. A. Mth. 15 

 (1896) 369-. 



vault, section. Mannheim, A. N. A. Mth. 

 16 (1897) 404-. 



Solutions by projections. Coste, L. M. P. 



Gergonne A. Mth. 7 (1816-17) 304-. 

 Synthetic geometry. Esson, W. L. Mth. S. P. 



28 (1897) 491-. 

 , development since Monge. Kotter, E. 



[1898-1901] D. Mth. Vr. Jbr. 5 (1901) (Heft 



2) xxvni + 486 pp. 

 , theorem in, and some corollaries. Del 



Re, A. Palermo Cir. Mt. Ed. 2 (1888) 



128-. 



and projective geometry, need of, in analytical 

 geometry. Davidescu, D. A. Bucarest S. Sc. 

 Bll. 9 (1900) 19-. 



479 



