15 lines
185 B
Plaintext
15 lines
185 B
Plaintext
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The complete typechecked Lean 4 proof is:
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```lean4
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import Mathlib
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theorem demo (n : ℕ) : n + 0 = n := by
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induction n with
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| zero => rfl
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| succ n ih => simp_all
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```
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