lean4-htt/tests/lean/extra/slow1.lean
2016-09-19 16:34:06 -07:00

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Text

open nat
definition f (a : nat) : nat := a
definition g (a : nat) : nat := 0
example (a b : nat) :
@eq nat
(g (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f a))))))))))))))))))))))
(g (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f b))))))))))))))))))))))
:=
@eq.refl nat (g (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f (f a))))))))))))))))))))))