Theorems · Theorem · order theory
Set.symmDiff_subset_union
∀ {α : Type u} {s t : Set α}, symmDiff s t ⊆ s ∪ t- Defined in
- Mathlib.Data.Set.SymmDiff
- Cited by
- 2 results in Mathlib
- Foundations
- Depth 57 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites3
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Setstatement and proof · cited by 53,352
- symmDiffstatement · cited by 236
- symmDiff_le_supproof · cited by 3
Cited by2
Results whose statement or proof uses this declaration.
- MeasureTheory.SignedMeasure.of_inter_eq_of_symmDiff_eq_zero_positiveproof · cited by 2
- MeasureTheory.measure_symmDiff_ne_topproof · cited by 1