lean4-htt/old_tests/tests/lean/run/meta_mutual.lean
2018-04-10 12:56:55 -07:00

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Text

namespace foo
meta mutual def even, odd
with even : nat → bool
| 0 := tt
| (n+1) := odd n
with odd : nat → bool
| 0 := ff
| (n+1) := even n
#eval even 10
#eval even 11
end foo
#print foo.even._main
#print foo.odd._main