Theorems · Theorem · order theory
InitialSeg.le_iff_le
∀ {α : Type u_1} {β : Type u_2} [inst : PartialOrder β] {a a' : α} [inst_1 : PartialOrder α] (f : α ≤i β),
f a ≤ f a' ↔ a ≤ a'- Defined in
- Mathlib.Order.InitialSeg
- Cited by
- 4 results in Mathlib
- Foundations
- Depth 17 from the axioms · uses propext, Classical.choice, Quot.sound
- Assumes
- PartialOrderPartialOrder
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.
- DFunLike.coestatement · cited by 62,936
- PartialOrderstatement and proof · cited by 6,410
- InitialSegstatement and proof · cited by 70
- OrderEmbedding.le_iff_leproof · cited by 32
- InitialSeg.toOrderEmbeddingproof · cited by 8
Cited by4
Results whose statement or proof uses this declaration.
- Cardinal.lift_leproof · cited by 78
- InitialSeg.le_apply_iffproof · cited by 3
- InitialSeg.isMin_apply_iffproof · cited by 2
- PrincipalSeg.le_iff_leproof · cited by 1