Definition:Polar of Point/Circle/Pole
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Definition
Let $\CC$ be a circle embedded in the plane.
Let $P$ be an arbitrary point in the plane.
Let $\LL$ be the polar of $P$ with respect to $\CC$.
Then $P$ is known as the pole of $\LL$.
Also see
- Results about polars of points can be found here.
Sources
- 1933: D.M.Y. Sommerville: Analytical Conics (3rd ed.) ... (previous) ... (next): Chapter $\text {III}$. The Circle: $4$. Pole and polar