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Theorems · Theorem · order theory

Directed.ciSup_le_iff

∀ {α : Type u_1} {ι : Sort u_4} [inst : ConditionallyCompletePartialOrderSup α] [Nonempty ι] {f : ι → α} {a : α},
  Directed (fun x1 x2 => x1 ≤ x2) f → BddAbove (Set.range f) → (iSup f ≤ a ↔ ∀ (i : ι), f i ≤ a)
Defined in
Mathlib.Order.ConditionallyCompletePartialOrder.Indexed
Cited by
2 results in Mathlib
Foundations
Depth 15 from the axioms · uses propext, Quot.sound
Assumes
ConditionallyCompletePartialOrderSupNonempty

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