Mathlib Changelog
v4
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Theorem
Language.IsContextFree.reverse
Modification history
2026-04-09 17:17
Mathlib/Computability/ContextFreeGrammar.lean
feat(Computability/ContextFreeGrammar): Make reversal closure an iff (#36907) …
Deleted
Language.IsContextFree.reverse
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2024-06-04 09:29
Mathlib/Computability/ContextFreeGrammar.lean
feat: Context-free languages are closed under reversal (#9705)
Added
Language.IsContextFree.reverse
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