clean open lemma 2
ProvedTestCleanOpen2testtimepiece
Clean test lemma 2.
Preamble
import Mathlib
Formal statement
theorem TestCleanOpen2 (n : Nat) : n + 0 = n := by sorry
TestCleanOpen2Clean test lemma 2.
import Mathlib
theorem TestCleanOpen2 (n : Nat) : n + 0 = n := by sorry