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Equireciprocal Point

A point, such as the Foci of an Ellipse, which satisfies

\begin{displaymath}
{1\over px}+{1\over py}={\rm [const]},
\end{displaymath}

where $p$ is the Chord length.

See also Equichordal Point, Equiproduct Point




© 1996-9 Eric W. Weisstein
1999-05-25