I recently ran across a “How to Self-Study Math” video[1] which mentions the same idea, that you can throw out the paper after. I think I’d want to keep them.

I recently ran across a “How to Self-Study Math” video[1] which mentions the same idea, that you can throw out the paper after. I think I’d want to keep them. [1] https://youtu.be/fb_v5Bc8PSk https://youtu.be/fb_v5Bc8PSk actual study method starting at 4:04. What to do with the papers around 6:16