#
Mathematical Experiment 5

Construct an animation of the rose curve given in polar equation by
r = cos 7t/2 + cos s
0
s
2
Here t is the parameter specifying the angle, while s is the time parameter.

Construct this animation:

Construct the animation displaying the gear-tooth coupling between
the cardioid and the nephroid with the ratio of 2:1.

Construct this animation: