Theorems · Theorem · order theory
Coheyting.boundary_hnot_hnot
∀ {α : Type u_1} [inst : CoheytingAlgebra α] (a : α), Coheyting.boundary (￢￢a) = Coheyting.boundary (￢a)- Defined in
- Mathlib.Order.Heyting.Boundary
- Cited by
- 0 results in Mathlib
- Foundations
- Depth 14 from the axioms · uses propext, Quot.sound
- Assumes
- CoheytingAlgebra
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites5
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- inf_commproof · cited by 139
- CoheytingAlgebrastatement and proof · cited by 96
- HNot.hnotstatement and proof · cited by 83
- Coheyting.boundarystatement · cited by 24
- hnot_hnot_hnotproof · cited by 3
Cited by0
Results whose statement or proof uses this declaration.
Nothing cites this yet.