Ask HN: How to self-learn math?
Ok, I'll take a crack at this:Up to high-school level:1. Precalculus:  Precalculus: A Prelude to Calculus - Axler2. Calculus: The Calculus Tutoring Book - Ash.College:3. Preparation for Collegel-level maths:3a. General prep for high level maths: How to Study as a Mathematics Major - Alcock3b. Proof writing: How to Prove It - A Structured Approach - Velleman   OR  Book of Proof (2nd ed) - Hammack (it's free!)4. Mathematical Analysis:4a. Good prep for Analysis: How to Think About Analysis - Alcock4b. Understanding Analysis (2nd ed) - Abbott  OR Yet Another Introduction to Analysis - Bryant (has full solutions) OR The How and Why of One Variable Calculus - Sasane OR Mathematical Analysis - A Straightforward Approach (2nd ed) - Binmore (has full solutions)5. Discrete Mathematics (a combination of set theory, combinatorics, a bit of discrete probability and graph theory): Discrete Mathematics - Chetwynd, Diggle6. Linear Algebra: Linear Algebra - A Modern Introduction (4th ed) - Poole7. Probability: Introduction to Probability - Blitzstein, Hwang  + online course https://projects.iq.harvard.edu/stat1108. Statistics: (for Bayesian) Statistical Rethinking - A Bayesian Course with Examples in R and Stan - McElreath + online course https://www.youtube.com/playlist?list=PLDcUM9US4XdM9_N6XUUFr...Usually you'll be doing courses on  #4, #5, and #6 simultaneously.