Figure 4From: Mood regulation in bipolar disorders viewed through the pendulum dynamics conceptThe Nyquist plot corresponds to a stable and well compensated system. (A) Nyquist plot indicating the stability margins of the mass pendulum system under stable operation with the −1 + j0 (red cross indicated by the arrow) not encircled by the trajectory line in plot (B) preconceiving thus a stable operation.Back to article page