SM-2 should be sufficient: https://www.supermemo.com/en/archives1990-2015/english/ol/sm2 https://www.supermemo.com/en/archives1990-2015/english/ol/sm... Anki u

SM-2 should be sufficient: https://www.supermemo.com/en/archives1990-2015/english/ol/sm2 https://www.supermemo.com/en/archives1990-2015/english/ol/sm... Anki uses a modified version: https://github.com/ankitects/anki/blob/master/pylib/anki/schedv2.py https://github.com/ankitects/anki/blob/master/pylib/anki/sch... Notes: https://github.com/Arthur-Milchior/anki/blob/commented/documentation/scheduler.md https://github.com/Arthur-Milchior/anki/blob/commented/docum...