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github.com
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leanprover
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lean4
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refs/heads/upstream/expose-array-back
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tests
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elab
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1267.lean
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example
:
1
=
2
:=
calc
_
=
_
:=
sorry
example
:
1
=
2
:=
calc
_
=
_
:=
sorry
example
:
1
=
2
:=
by
calc
_
=
_
:=
sorry
example
:
1
=
2
:=
by
calc
_
=
_
:=
sorry