2 lines
178 B
Text
2 lines
178 B
Text
{eq := λ (_x _y : ℕ), _x = _y, ne := λ (a b : ℕ), ¬(λ (_x _y : ℕ), _x = _y) a b} : Eq ℕ
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{eq := λ (a b : ℕ), ¬a ≠ b, ne := λ (_x _y : ℕ), _x ≠ _y} : Eq ℕ
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