Complex dynamics of an archetypal self-excited SD oscillator driven by moving belt friction

Li Zhi-Xin¹, Cao Qing-Jie^{1, †,}, Alain Léger²

(M) Bifurcation diagram and the corresponding phase portraits of different symbols. Thetransition sets divide parameter space (α,μ) into two persistent regions marked by I and II and the corresponding phase portraits of system (3) are presented in panels (a)–(j).