lean2/tests/lean/tst11.lean.expected.out

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Set: pp::colors
Set: pp::unicode
Imported 'tactic'
Defined: xor
⊕ ⊥
Assumed: a
a ⊕ a ⊕ a
@subst : ∀ (A : (Type U)) (a b : A) (P : A → Bool), P a → a = b → P b
Proved: EM2
EM2 : ∀ a : Bool, a ¬ a
EM2 a : a ¬ a
Proved: xor_neq