le_symmDiff_iff_left

∀ {α : Type u_2} [inst : GeneralizedBooleanAlgebra α] (a b : α), a ≤ symmDiff a b ↔ Disjoint a b

Defined in: Mathlib.Order.SymmDiff
Cited by: 2 results in Mathlib
Foundations: Depth 54 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes: GeneralizedBooleanAlgebra

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