8 lines
230 B
Text
8 lines
230 B
Text
def α : Type := ℕ → ℕ
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set_option trace.app_builder true
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example (x y : α) (H : x = y) (n : ℕ) : x n = y n :=
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by simp [H]
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example (x y : α) (H₁ : x = y) (m n : ℕ) (H₂ : m = n) : x m = y n :=
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by simp [H₁, H₂]
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