Math and Music Theory

I saw a thread on Reddit that discusses resources for learning about the math behind music theory.

Here’s the comment thread:

https://old.reddit.com/r/musictheory/comments/jm0tc3/recommendations_for_books_that_explore_the_math/

There’s also a subreddit for microtones:

https://old.reddit.com/r/microtonal/

It mentioned xenharmonic and xenrhythm wikis that look interesting:

https://en.xen.wiki/