lean2/tests/lean/forall1.lean
Leonardo de Moura 08718e33dc refactor(builtin): only load the kernel and natural numbers by default
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-12-30 13:35:37 -08:00

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Import int.
Variable P : Int -> Bool
Axiom Ax (x : Int) : P x
Check ForallIntro Ax