## An Elementary Treatise on Conic Sections |

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An Elementary Treatise on Conic Sections by the Methods of Co-Ordinate Geometry Smith Charles No preview available - 2019 |

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2hxy angular points asymptotes axes axis BOOKS called Cambridge centre chord circle circumscribing co-ordinates coincident College common condition confocal conic conjugate diameters constant corresponding Crown 8vo curve diagonals directrix distance drawn eccentric Edition ellipse ENGLISH envelope equal EXAMPLES extremities Fellow figure find the equation fixed point foci focus four points given given points given straight line gives Hence HISTORY Illustrations imaginary inscribed Introduction late length Let the equation line joining locus meet middle point normals Notes origin pair parabola parallel pass perpendicular point of intersection points of contact polar pole positive preparation Professor projection prove ratio reciprocal rectangular hyperbola reference represent respect revised right angles satisfy School Series shew sides square straight line Take tangents touch triangle University values zero

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Page 100 - The locus of the middle points of a system of parallel chords in a parabola is called a diameter.

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