StevenXClontz’s Twitter Archive—№ 8,547

…in reply to @CmonMattTHINK
@CmonMattTHINK I do this all the time in topology class. And isn't (0,1)\cup (2,3) pretty standard?
On twitter.com ❤️ 1 Favorite 2022 Sep 23 Mood +1 🙂