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chore: fix typo (#10251)

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Leonardo de Moura 2025-09-04 09:05:00 -07:00 • committed by GitHub
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src/Init/Grind/Attr.lean
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@ -95,7 +95,7 @@ Ordinarily, the grind attribute does not consider the `=` symbol when generating
-/
syntax grindEqBwd := patternIgnore(atomic("←" "=") <|> atomic("<-" "="))
/--
The `→` modifier instructs `grind` to select a multi-pattern from the conclusion of theorem.
The `←` modifier instructs `grind` to select a multi-pattern from the conclusion of theorem.
In other words, `grind` will use the theorem for backwards reasoning.
This may fail if not all of the arguments to the theorem appear in the conclusion.
-/