Theorems · Theorem · group theory
Set.sub_union
∀ {α : Type u_2} [inst : Sub α] {s t₁ t₂ : Set α}, s - (t₁ ∪ t₂) = s - t₁ ∪ (s - t₂)- Cited by
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- Foundations
- Depth 19 from the axioms · uses propext, Classical.choice, Quot.sound
- Assumes
- Sub
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- Setstatement and proof · cited by 53,352
- Set.substatement · cited by 136
- Set.image2_union_rightproof · cited by 13
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