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import GameServer.Commands
import TestGame.MyNat
LemmaDoc zero_add as zero_add in "Addition"
"This lemma says `∀ a : ℕ, 0 + a = a`."
LemmaDoc add_zero as add_zero in "Addition"
"This lemma says `∀ a : ℕ, a + 0 = a`."
LemmaDoc add_succ as add_succ in "Addition"
"This lemma says `∀ a b : ℕ, a + succ b = succ (a + b)`."