ac0bd539b0
helps #825
11 lines
178 B
Text
11 lines
178 B
Text
import data.nat
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open nat
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notation `$`:max := abstract by blast end
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definition foo (a b : nat) : a + b = b + a ∧ a = 0 + a :=
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and.intro $ $
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check foo_1
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check foo_2
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print foo
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