Rose curve / 02
Petal Curve
Geometry
A rose-like curve whose radius is modulated by cos((a/b)·t), tracing one petal per integer period of the frequency ratio.
x(t) = radius·cos((a/b)·t)·cos(t)
y(t) = radius·cos((a/b)·t)·sin(t)
Adjust a slider to redraw · Save PNG & Save GIF export · Animate traces the curve · a & b auto-randomise