# Determinant

- How is the area scaled after a linear transformation?

- If determinant is zero, it squishes the plane into a lower dimension.
- Determinants can be negative

- In 3 dimensions, this ends up referring to the change in volume.
- 3b1b essence

- How is the area scaled after a linear transformation?

- If determinant is zero, it squishes the plane into a lower dimension.
- Determinants can be negative

- In 3 dimensions, this ends up referring to the change in volume.
- 3b1b essence