iSup_congr_Prop

∀ {α : Type u_1} [inst : SupSet α] {p q : Prop} {f₁ : p → α} {f₂ : q → α} (pq : p ↔ q),
  (∀ (x : q), f₁ ⋯ = f₂ x) → iSup f₁ = iSup f₂

Defined in: Mathlib.Order.CompleteLattice.Basic
Cited by: 247 results in Mathlib
Foundations: Depth 5 from the axioms, rests on 13 definitions · uses propext, Quot.sound
Assumes: SupSet

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