Van der Pol oscillator

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Science and technology

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What Wikipedia says

In the study of dynamical systems, the van der Pol oscillator (named for Dutch physicist Balthasar van der Pol) is a non-conservative, oscillating system with non-linear damping. It evolves in time according to the second-order differential equation

Excerpt from the Wikipedia article “Van der Pol oscillator”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Arkin, CC BY-SA 3.0, via Wikimedia Commons.