Formal derivatives, the epsilon-delta definition, and why L'Hôpital's rule works.
Help fund future projects: [ Ссылка ]
An equally valuable form of support is to simply share some of the videos.
Special thanks to these supporters: [ Ссылка ]
Home page: [ Ссылка ]
Timestamps
0:00 - Intro
1:17 - Formal definition of derivatives
4:52 - Epsilon delta definition
9:53 - L'Hôpital's rule
17:17 - Outro
Thanks to these viewers for their contributions to translations
Hebrew: Omer Tuchfeld
Portuguese: rose ✨
Vietnamese: ngvutuan2811
------------------
3blue1brown is a channel about animating math, in all senses of the word animate. And you know the drill with YouTube, if you want to stay posted about new videos, subscribe, and click the bell to receive notifications (if you're into that).
If you are new to this channel and want to see more, a good place to start is this playlist: [ Ссылка ]
Various social media stuffs:
Website: [ Ссылка ]
Twitter: [ Ссылка ]
Patreon: [ Ссылка ]
Facebook: [ Ссылка ]
Reddit: [ Ссылка ]
![](https://i.ytimg.com/vi/kfF40MiS7zA/maxresdefault.jpg)