(system-theory:intro)=
# Introduction to System Theory

System theory shifts the focus from solving individual equations to analyzing the interaction between inputs, states, and outputs. ...

```{admonition} Links
:class: tip

* [Ordinary differential equations](ode:intro) ...
* [Control theory](control:intro) aims at getting the desired behavior from a given model

```

* **State-space representation.**
* **Linear systems.**
* **Stability**
* **Controllability and Observability.**
* **Time, Laplace and Fourier domains.** Realizations,...