Theorems · Theorem · order theory
sdiff_triangle
∀ {α : Type u_2} [inst : GeneralizedCoheytingAlgebra α] (a b c : α), a \ c ≤ a \ b ⊔ b \ c- Defined in
- Mathlib.Order.Heyting.Basic
- Cited by
- 3 results in Mathlib
- Foundations
- Depth 11 from the axioms · uses propext
- Assumes
- GeneralizedCoheytingAlgebra
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites6
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- LE.le.transproof · cited by 3,151
- GeneralizedCoheytingAlgebrastatement and proof · cited by 95
- sdiff_le_iffproof · cited by 9
- sup_left_commproof · cited by 6
- le_sup_sdiffproof · cited by 5
- sdiff_sdiff_leproof · cited by 2
Cited by3
Results whose statement or proof uses this declaration.
- symmDiff_triangleproof · cited by 5
- sdiff_sup_sdiff_cancelproof · cited by 3
- sdiff_sup_sdiff_cancel'proof · cited by 1