folium di Cartesio
cartesiana
x^3 + y^3-3kxy=0

polare

r= 3k * sin(α)*cos(α)/(sin(α)^3 +cos(α)^3)

x = cos(α)*3k*sin(α)*cos(α)/( sin(α)^3 + cos(α)^3)

y= sin(α)*3k*sin(α)*cos(α)/(sin(α)^3+cos(α)^3)

b = CurveCartesian(cos(α) * 3 * 2 * sin(α) * cos(α) / (sin(α)^(3) + cos(α)^(3)), sin(α) * 3 * 2 * sin(α) * cos(α) / (sin(α)^(3) + cos(α)^(3)), α, 0, 6.28)