12 lines
225 B
Text
12 lines
225 B
Text
def f (x : Nat) := 0
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theorem ex1 (h : f x = 1) : False := by
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simp [f] at h
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def g (x : Nat) := [x]
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theorem ex2 (h : g x = []) : 0 = 1 := by
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simp [g] at h
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theorem ex3 (x : α) (h : id x ≠ x) : 0 = 1 := by
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simp at h
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