theorem
proved
term proof
neg_indist
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formal statement (Lean)
91theorem neg_indist : Indistinguishable signRecognizer (-5) (-3) := by
proof body
Term-mode proof.
92 simp [Indistinguishable, signRecognizer, signOf]
93
94/-- **Theorem**: -1 ≁ 1 (different signs) -/