Lissajous Curve 2

This is a video of lissajous curve.
The equations of the curve are as follows:
x = sin(W1t)
y = sin(W2(t + dt))
The following values change in this video.
W1/W2 = 0.2, 0.25, ..., 2.0
dt = 0 ... 2pi
This video shows the change in the curve as the parameter t is increased.