This is a sub-page of our page on Plane Curves.

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Related KMR-pages:

• Cycloids and Trochoids
• The Brachistochrone

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TERMINOLOGY: Tautochrone = Isochrone = “Same time of descent.”

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Other relevant sources of information:

• The Tautochrone curve
• Images for “isocrone curve”

The mysterious isochrone curve
(The Curiosity Show on YouTube):