# Osculating Circles

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For a given point on a function, a circle with tangency and matching curvature is known as either the circle of best fit or the osculating circle. Slide the marker along the x-axis to move the tangency point on the curve. Choose among polynomial, trigonometric, and logarithmic functions.

Contributed by: Abby Brown (March 2011)

Open content licensed under CC BY-NC-SA

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"Osculating Circles"

http://demonstrations.wolfram.com/OsculatingCircles/

Wolfram Demonstrations Project

Published: March 7 2011