Set.prod_eq_prod_iff

∀ {α : Type u_1} {β : Type u_2} {s s₁ : Set α} {t t₁ : Set β},
  s ×ˢ t = s₁ ×ˢ t₁ ↔ s = s₁ ∧ t = t₁ ∨ (s = ∅ ∨ t = ∅) ∧ (s₁ = ∅ ∨ t₁ = ∅)

Defined in: Mathlib.Data.Set.Prod
Cited by: 0 results in Mathlib
Foundations: Depth 59 from the axioms · uses propext, Classical.choice, Quot.sound

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