If I'm being honest, I went overboard. Like I said, I literally memorized entire books. Entering cards into the system was the most difficult part. But it absolutely works! Had I stayed in academia, I would have loved to developed a set of flash cards to go along with course material.
https://blogs.ams.org/mathgradblog/2010/12/28/spaced-math-re...
https://blogs.ams.org/mathgradblog/2011/03/10/space-math-rep...
And an example of some of my cards:
https://www.dropbox.com/s/z714xpq36nvn3o1/rudin.pdf?dl=0
If I'm being honest, I went overboard. Like I said, I literally memorized entire books. Entering cards into the system was the most difficult part. But it absolutely works! Had I stayed in academia, I would have loved to developed a set of flash cards to go along with course material.