#cda-lean:hackint.org(!BrIwiCVKUqYgdQZXkk:hackint.org)
Book: https://leanprover.github.io/theorem_proving_in_lean/index.html | Natural Numbers Game: https://www.ma.imperial.ac.uk/~buzzard/xena/natural_number_game/
ⓘ Parsed 16 hours ago