lean2/tests/lean/626a.lean
Leonardo de Moura 4821af8685 feat(frontends/lean/scanner): disallow superscripts in identifiers
See new test for motivating example.
2016-01-26 18:46:40 -08:00

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namespace foo
definition C₁ := nat
definition foo (c : C₁) := nat.rec_on c _ _
end foo
namespace boo
notation `C₁` := nat
definition foo (c : C₁) := nat.rec_on c _ _
end boo