---
date: 2021-01-21
tags: [ web/quick-notes ]
---


# 2021-01-21

## 13:37

- What is a [local coefficient system](local%20coefficient%20system)?

## 14:27

- What is a [separated scheme](separated%20scheme)?
- What does [locally quasi-finite](locally%20quasi-finite.md) mean?
- What is a [quasi-affine](quasi-affine) morphism of [schemes](scheme.md)?

## 16:13

- What does *smooth* actually mean? I.e., what is the precise definition?
- What is a [geometrically connected scheme](geometrically%20connected%20scheme) ?