Van der Pol Oscillator — Interactive 3D Animation

Van der Pol Oscillator · Limit Cycle

unseel.com · ẍ − μ(1−x²)ẋ + x = 0 · self-sustained rhythm

μ (damping) 1.0
amplitude 0.0

phase —

|x| < 1 · pumps energy in
|x| > 1 · bleeds energy out
state point (x, ẋ)
limit cycle · waveform