Folium
By
Paul Bourke
January 2001
r = 3 cos(t) sin(t) / (cos(t)
^{3}
+ sin(t)
^{3}
)
-pi < t < pi
Often called the Folium of Descartes. The implicit form is x
^{3}
+ y
^{3}
- 3 x y = 0.