Theorems · Theorem · order theory
symmDiff_symmDiff_symmDiff_comm
∀ {α : Type u_2} [inst : GeneralizedBooleanAlgebra α] (a b c d : α),
symmDiff (symmDiff a b) (symmDiff c d) = symmDiff (symmDiff a c) (symmDiff b d)- Defined in
- Mathlib.Order.SymmDiff
- Cited by
- 0 results in Mathlib
- Foundations
- Depth 61 from the axioms · uses propext, Classical.choice, Quot.sound
- Assumes
- GeneralizedBooleanAlgebra
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- symmDiffstatement and proof · cited by 236
- GeneralizedBooleanAlgebrastatement and proof · cited by 204
- symmDiff_assocproof · cited by 4
- symmDiff_left_commproof · cited by 1
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