dd78012ddd
Although `HEq` was abbreviated as `≍` in #8503, many instances of the form `HEq x y` still remain. Therefore, I searched for occurrences of `HEq x y` using the regular expression `(?<![A-Za-z/@]|``)HEq(?![A-Za-z.])` and replaced as many as possible with the form `x ≍ y`.
2 lines
73 B
Text
2 lines
73 B
Text
example (h : Nat.zero ≍ Nat.succ Nat.zero) : False := by
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injection h
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