The radial curve of the astroid
 |  |  |
(1)
|
 |  |  |
(2)
|
is the quadrifolium
 |  |  |
(3)
|
 |  |  |
(4)
|
Astroid Radial Curve
See also
Astroid, Quadrifolium, Radial CurveExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Astroid Radial Curve." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/AstroidRadialCurve.html