lean2/tests/lean/interactive/class_bug.lean
Leonardo de Moura c5a44aca44 fix(frontends/lean/elaborator): do not expose type information produced when synthesizing class instances
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-08-22 17:07:12 -07:00

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import logic.axioms.hilbert data.nat.basic
using nonempty inhabited nat
theorem int_inhabited [instance] : inhabited nat := inhabited_mk zero
check epsilon (λ x : nat, true)