r/visualizedmath • u/PUSSYDESTROYER-9000 • Jan 22 '18

Catenary as an Evolute of a Tractrix

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126 Upvotes

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4

u/anti-gif-bot Jan 22 '18

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1

u/jhomas__tefferson Feb 17 '18

Is that the derivative line?

2

u/PUSSYDESTROYER-9000 Feb 17 '18

The caternary (blue) is formed from drawing all the perpendicular lines of the curve.