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Parabolic Note: Co-Normal Points
Published online by Cambridge University Press: 20 January 2009
Extract
1. If the coordinates of a point on a parabola,
he (am2, 2am), in which I call m the parameter, then the equations to the tangent and normal at the point are
and
and to the chord through (m),(m′) is
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- Copyright © Edinburgh Mathematical Society 1894