Theorems · Definition · general topology
Filter.lim
{X : Type u_1} → [TopologicalSpace X] → [Nonempty X] → Filter X → XIf f is a filter, then Filter.lim f is a limit of the filter, if it exists.
- Defined in
- Mathlib.Topology.Defs.Filter
- Cited by
- 10 results in Mathlib
- Foundations
- Depth 19 from the axioms · uses propext, Classical.choice, Quot.sound
- Assumes
- TopologicalSpaceNonempty
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.
- TopologicalSpacestatement and proof · cited by 24,529
- Filterstatement and proof · cited by 8,121
- nhdsproof · cited by 5,554
Cited by12
Results whose statement or proof uses this declaration.
- Filter.limUnderproof · cited by 47
- lim_eqstatement · cited by 6
- le_nhds_limstatement · cited by 5
- Ultrafilter.limproof · cited by 4
- Cauchy.le_nhds_limstatement · cited by 2
- Function.Periodic.cuspFunction_zero_eq_limUnder_nhds_neproof · cited by 1
- CauchyFilter.inseparable_lim_iffstatement · cited by 1
- lim_nhdsstatement · cited by 1
- lim_nhdsWithinstatement · cited by 1
- Filter.lim.congr_simpstatement and proof · cited by 1
- CauchyFilter.cauchyFilter_eqstatement · cited by 0
- lim_eq_iffstatement and proof · cited by 0