* 一些非线性电路系统表现出极限环振荡<ref>Ginoux, Jean-Marc; Letellier, Christophe (2012). "Van der Pol and the history of relaxation oscillations: Toward the emergence of a concept". Chaos, 22(2): 023120. DOI: 10.1063/1.3670008.</ref>,这启发了范德波尔模型(Van der Pol model) | * 一些非线性电路系统表现出极限环振荡<ref>Ginoux, Jean-Marc; Letellier, Christophe (2012). "Van der Pol and the history of relaxation oscillations: Toward the emergence of a concept". Chaos, 22(2): 023120. DOI: 10.1063/1.3670008.</ref>,这启发了范德波尔模型(Van der Pol model) |