I never know p-adic number before, though I took a lot of math courses. It seems that the undergraduage math courses in my university is still in the beginning level.

We present you Norman, world’s first psychopath AI. Norman is born from the fact that the data that is used to teach a machine learning algorithm can significantly influence its behavior.

Open Music Theory is an open-source, interactive, online “text”book for college-level music theory courses.

I like it :)

Recently, I begin learn JS, but when I find this article, I feel I cannot understand this language completely, lol

I read this article in several years ago, but I never add it in my bookmarks. It should be in this folder.