The Elementary Geometry of ConicsDeighton, Bell and Company, 1888 - 156 páginas |
Termos e frases comuns
2nd Edition 4th Edition abscissa asymptotes auxiliary circle axes CA² CB² central conic centre chord of contact chord of curvature chord parallel coalesce cone Conic Sections conjugate diameters Corollary CP² Crown 8vo Deduce drawn eccentric circle ellipse equal angles equilateral hyperbola extremities F. A. Paley Fcap fixed point focal chord focal distance foci Focoids Hence intercepted intersect latus rectum Lemma Let the tangent line Infinity line joining LL.D locus meet the axis meet the curve meet the directrix middle point normal orthocentre osculating circle parabola parallel chords parallelogram plane PN² point of contact points at infinity Post 8vo principal ordinate Prob projection Prop PROPOSITION prove QV² radii radius rectangular hyperbola right angles Scholium semi-latus rectum shew shewn sides subtends a right supplementary angles tangent touch transverse axis triangle vertex
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