Astroid Radial Curve
AstroidRadialCurve
The radial curve of the astroid
x = acos^3t
(1)
y = asin^3t
(2)
is the quadrifolium
x_r = x_0+12acostsin^2t
(3)
y_r = y_0+12acos^2tsint.
(4)
See also
Astroid, Quadrifolium, Radial CurveExplore with Wolfram|Alpha
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Cite this as:
Weisstein, Eric W. "Astroid Radial Curve." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/AstroidRadialCurve.html