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refactor(Mathlib/Order): remove duplicate lemma iInf_le' (#19911)
Remove `iInf_le'` which is equal to `iInf_le`.
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Mathlib/Order/CompleteLattice.lean

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Original file line numberDiff line numberDiff line change
@@ -623,11 +623,11 @@ theorem le_iSup (f : ι → α) (i : ι) : f i ≤ iSup f :=
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theorem iInf_le (f : ι → α) (i : ι) : iInf f ≤ f i :=
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sInf_le ⟨i, rfl⟩
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theorem le_iSup' (f : ι → α) (i : ι) : f i ≤ iSup f :=
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le_sSup ⟨i, rfl⟩
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@[deprecated le_iSup (since := "2024-12-13")]
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theorem le_iSup' (f : ι → α) (i : ι) : f i ≤ iSup f := le_iSup f i
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theorem iInf_le' (f : ι → α) (i : ι) : iInf f ≤ f i :=
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sInf_le ⟨i, rfl⟩
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@[deprecated iInf_le (since := "2024-12-13")]
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theorem iInf_le' (f : ι → α) (i : ι) : iInf f ≤ f i := iInf_le f i
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theorem isLUB_iSup : IsLUB (range f) (⨆ j, f j) :=
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isLUB_sSup _

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