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fix: cslib +typeChanged on the ReflGen.symmGen_symm deprecation #53

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fix: cslib +typeChanged on the ReflGen.symmGen_symm deprecation #53

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2 changes: 1 addition & 1 deletion cslib/Cslib/Foundations/Relation/Confluence.lean
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Original file line number Diff line number Diff line change
Expand Up @@ -417,7 +417,7 @@ theorem reflTransGen_mono_closed (h₁ : r₁ ≤ r₂) (h₂ : r₂ ≤ ReflTra
ext a b
exact ⟨ReflTransGen.mono h₁ a b, reflTransGen_closed h₂ a b⟩

@[deprecated Relation.ReflGen.stdSymm (since := "2026-09-03")]
@[deprecated Relation.ReflGen.stdSymm +typeChanged (since := "2026-09-03")]
lemma ReflGen.symmGen_symm : ReflGen (SymmGen r) a b → ReflGen (SymmGen r) b a :=
Std.Symm.symm a b

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