# 040 Introduction to Lab 4

```{admonition} Lab slides
Click the links below to view the slides or download the PDF.

- <a href="../lab_intros/040_lab_intro.html" target="_blank" rel="noopener">View interactive HTML slides</a>
- <a href="../lab_intros/040_lab_intro.pdf" target="_blank" rel="noopener">View or download PDF slides</a>
```