Theorems · Theorem
Equiv.Perm.ext_iff
∀ {α : Sort u} {σ τ : Equiv.Perm α}, σ = τ ↔ ∀ (x : α), σ x = τ x- Defined in
- Mathlib.Logic.Equiv.Defs
- Cited by
- 9 results in Mathlib
- Foundations
- Depth 16 from the axioms · uses Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites3
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- DFunLike.coestatement and proof · cited by 62,936
- Equiv.Permstatement and proof · cited by 1,375
- Equiv.Perm.extproof · cited by 75
Cited by9
Results whose statement or proof uses this declaration.
- Equiv.Perm.ofSubtype_injectiveproof · cited by 3
- Equiv.Perm.extendDomainHom_injectiveproof · cited by 2
- Subgroup.normalCore_eq_kerproof · cited by 1
- Polynomial.Gal.galActionHom_injectiveproof · cited by 1
- Matrix.detp_neg_one_diagonalproof · cited by 1
- List.formPerm_ext_iffproof · cited by 1
- Matrix.detp_one_diagonalproof · cited by 1
- Set.powersetCard.faithfulSMulproof · cited by 1
- Set.powersetCard.faithfulVAddproof · cited by 0