Theorems · Theorem · general topology
SeparationQuotient.comap_mk_nhdsSet_image
∀ {X : Type u_1} [inst : TopologicalSpace X] {s : Set X},
Filter.comap SeparationQuotient.mk (nhdsSet (SeparationQuotient.mk '' s)) = nhdsSet s- Defined in
- Mathlib.Topology.Inseparable
- Cited by
- 2 results in Mathlib
- Foundations
- Depth 82 from the axioms · uses propext, Classical.choice, Quot.sound
- Assumes
- TopologicalSpace
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites10
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Setstatement and proof · cited by 53,352
- TopologicalSpacestatement and proof · cited by 24,529
- Filterstatement · cited by 8,121
- Set.imagestatement · cited by 5,609
- Filter.comapstatement · cited by 546
- nhdsSetstatement · cited by 267
- SeparationQuotientstatement · cited by 128
- SeparationQuotient.mkstatement · cited by 94
- SeparationQuotient.isInducing_mkproof · cited by 7
- Topology.IsInducing.nhdsSet_eq_comapproof · cited by 2
Cited by2
Results whose statement or proof uses this declaration.
- SeparationQuotient.comap_mk_nhdsSetproof · cited by 0
- SeparationQuotient.map_mk_nhdsSetproof · cited by 0