> For the complete documentation index, see [llms.txt](https://alpaca4d.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://alpaca4d.gitbook.io/docs/examples/natural-vibration.md).

# Natural Vibration

<figure><img src="https://raw.githubusercontent.com/Alpaca4d/alpaca4d.github.io/refs/heads/main/doc/examples/natural-vibration/natural-vibration.png" alt=""><figcaption></figcaption></figure>

<figure><img src="https://raw.githubusercontent.com/Alpaca4d/alpaca4d.github.io/refs/heads/main/doc/examples/natural-vibration/natural-vibration-2.png" alt=""><figcaption></figcaption></figure>

[natural-vibration](https://raw.githubusercontent.com/Alpaca4d/alpaca4d.github.io/main/doc/examples/natural-vibration/natural-vibration.gh)

This example focuses on the modal behaviour of a structure, computing its eigenfrequencies and mode shapes.\
Run the script to visualise the main vibration modes and use it as a reference for setting up your own modal analyses and for interpreting dynamic characteristics of more complex models.