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Theorems · Theorem · order theory

Set.iInf_iSup_of_monotone

Deprecated since 2026-02-03Use iInf_iSup_of_monotone instead.

∀ {ι : Type u_1} {ι' : Type u_2} {α : Type u_3} [Finite ι] [inst : Preorder ι'] [Nonempty ι'] [IsCodirectedOrder ι']
  [inst_3 : Order.Coframe α] {f : ι → ι' → α}, (∀ (i : ι), Monotone (f i)) → ⨅ j, ⨆ i, f i j = ⨆ i, ⨅ j, f i j

Alias of iInf_iSup_of_monotone.

Defined in
Mathlib.Data.Set.Finite.Lattice
Cited by
0 results in Mathlib
Foundations
Depth 70 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
FinitePreorderNonemptyIsCodirectedOrderOrder.Coframe

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