Geometrical Conics Including Anharmonic Ratio and Projection: With Numerous ExamplesMacmillan, 1863 - 222 σελίδες |
Αναζήτηση στο βιβλίο
Αποτελέσματα 1 - 5 από τα 100.
Σελίδα 2
... drawn from the focus perpen- dicular to the directrix , and the point in which it intersects the conic is called the Vertex . The straight line joining any two points on a conic is said to be a Chord of the conic . The Latus Rectum is ...
... drawn from the focus perpen- dicular to the directrix , and the point in which it intersects the conic is called the Vertex . The straight line joining any two points on a conic is said to be a Chord of the conic . The Latus Rectum is ...
Σελίδα 3
... Draw SX meeting the directrix at right angles in X , and in SX take a point A such that the ratio of SA to AX may be equal ... drawn through N parallel to the directrix . Let PM , P'M ' be the perpendiculars from P , P ' on the directrix ...
... Draw SX meeting the directrix at right angles in X , and in SX take a point A such that the ratio of SA to AX may be equal ... drawn through N parallel to the directrix . Let PM , P'M ' be the perpendiculars from P , P ' on the directrix ...
Σελίδα 5
... drawn parallel to the axis of a parabola , meets the curve in one point only . Hence the parabola consists of one infinite branch . 6. Let MP be any straight line which meets the directrix in M and the curve in P. Make the angle MSR ...
... drawn parallel to the axis of a parabola , meets the curve in one point only . Hence the parabola consists of one infinite branch . 6. Let MP be any straight line which meets the directrix in M and the curve in P. Make the angle MSR ...
Σελίδα 6
... draw the tangent at a given point P on the curve . Let SR , drawn at right angles to SP , meet the directrix in R. Then PR is the tangent at P. PROP . II . Tangents at the extremities of a CHAPTER II CONICS The tangent, measured from ...
... draw the tangent at a given point P on the curve . Let SR , drawn at right angles to SP , meet the directrix in R. Then PR is the tangent at P. PROP . II . Tangents at the extremities of a CHAPTER II CONICS The tangent, measured from ...
Σελίδα 8
... drawn parallel to RS and meeting SP in L , then SL : TNSA : AX , where TN is the perpendicular from T on the directrix . Draw PM perpendicular to the directrix and meeting it in M. Then SL : SP - TR : PR = TN : PM , [ Euc . VI . , 2 ...
... drawn parallel to RS and meeting SP in L , then SL : TNSA : AX , where TN is the perpendicular from T on the directrix . Draw PM perpendicular to the directrix and meeting it in M. Then SL : SP - TR : PR = TN : PM , [ Euc . VI . , 2 ...
Άλλες εκδόσεις - Προβολή όλων
Geometrical Conics: Including Anharmonic Ratio and Projection, with numerous ... Charles Taylor Περιορισμένη προεπισκόπηση - 2022 |
Geometrical Conics: Including Anharmonic Ratio and Projection, with numerous ... Charles Taylor Περιορισμένη προεπισκόπηση - 2022 |
Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD abscissa asymptotes auxiliary circle axis in G bisects the angle CA² Cambridge CB² CD² centre chord of contact chord of curvature chords parallel cone conic Conic Sections conjugate diameters conjugate hyperbola conjugate points constant ratio corresponding CP² Crown 8vo Draw drawn parallel ellipse equally inclined fixed point fixed straight line focal chord foci focus harmonic Hence inscribed latus rectum Let the tangent locus major axis meet the asymptotes meet the axis meet the curve meet the directrix meet the minor middle point minor axis opposite sides ordinate parabola parallelogram pass pencil perpendicular plane PM perpendicular point of intersection point Q points of contact polar projection Prop prove quadrilateral rectangular hyperbola right angles semi-latus rectum similar triangles Similarly straight line drawn subtends touches vertex
Δημοφιλή αποσπάσματα
Σελίδα 226 - HODGSON -MYTHOLOGY FOR LATIN VERSIFICATION. A brief Sketch of the Fables of the Ancients, prepared to be rendered into Latin Verse for Schools.