Mastery Map — Mathematics, ground up

∑ Mastery Map · Mathematics

A free, concept-first path through mathematics · one free book per phase · sources: OpenStax · Khan Academy · Discrete Mathematics: An Open Introduction · Mathematics for Machine Learning · William F. Trench · Boyd & Vandenberghe · Judson · William Stein.

Built to never let a required concept slip past you — learn it, understand why it exists, solve it, revisit the "revise" links when they resurface. Mark a concept done and it comes back to you in 1, 3, and 7 days.