lean2/tests/lean/t7.lean.expected.out

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id : ?M_1 → ?M_1
trans : (?M_1 → ?M_1 → Bool) → Bool
symm : (?M_1 → ?M_1 → Bool) → Bool
equivalence : (?M_1 → ?M_1 → Bool) → Bool
λ (A : Type) (R : A → A → Bool),
and (and (refl R) (symm R)) (trans R)