# Controlled Van der Pol system (1)

## Model description:

A controlled Van der Pol system can be described by the following equation

\begin{align*} \dot{x}_{1} &= x_{2} \\ \dot{x}_{2} &= -x_{1}+\epsilon (1-x_{1}^{2})x_{2}+u, \epsilon > 0 \\ y &= x_{1} \end{align*}

2

## Publication details:

 Title Nonlinear sampled-data models and zero dynamics Publication Type Conference Paper Authors Nishi, M., Ishitobi M., and Kunimatsu S.