# Wednesday, November 10

- Closed immersion
- Separated morphism
- Proper morphism
- Quasiprojective
- Reduced scheme
- Universally closed
- Specialization


- Regular scheme
- Geometric fiber

- Smooth

![](figures/2021-11-10_22-42-38.png)

- étale

![](figures/2021-11-10_22-43-34.png)

- Unramified

![](figures/2021-11-10_22-45-20.png)

- Finite type and of finite presentation:

![](figures/2021-11-10_22-36-48.png)

- Faithfully flat:

![](figures/2021-11-10_22-42-18.png)