Centers of Curvature of a Parabola
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We use the evolute.

The radius of curvature is the distance between these points:

Expressions

Name Input
Point E Eq Derive Input Maple Input MathML Input Mathematica Input Maxima Input Mupad Input TI-Nspire Input text Input Image
Radius of Curvature Eq Derive Input Maple Input MathML Input Mathematica Input Maxima Input Mupad Input TI-Nspire Input text Input Image

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