Set.image2_union_inter_subset

∀ {α : Type u_1} {β : Type u_3} {f : α → α → β} {s t : Set α},
  (∀ (a b : α), f a b = f b a) → Set.image2 f (s ∪ t) (s ∩ t) ⊆ Set.image2 f s t

Defined in: Mathlib.Data.Set.NAry
Cited by: 3 results in Mathlib
Foundations: Depth 59 from the axioms · uses propext, Classical.choice, Quot.sound

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