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Tractrix Radial Curve

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TractrixRadialCurve

The radial curve of the tractrix

x=a(t-tanht)
(1)
y=asecht
(2)

with radiant point (x_0,y_0) is the kappa curve

x_r=x_0+atanht
(3)
y_r=y_0+asinhttanht.
(4)

See also

Kappa Curve, Radial Curve, Tractrix

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Cite this as:

Weisstein, Eric W. "Tractrix Radial Curve." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/TractrixRadialCurve.html

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