Theorems · Theorem · general topology
Metric.cauchy_iff
∀ {α : Type u} [inst : PseudoMetricSpace α] {f : Filter α},
Cauchy f ↔ f.NeBot ∧ ∀ ε > 0, ∃ t ∈ f, ∀ x ∈ t, ∀ y ∈ t, dist x y < ε- Cited by
- 3 results in Mathlib
- Foundations
- Depth 114 from the axioms · uses propext, Classical.choice, Quot.sound
- Assumes
- PseudoMetricSpace
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites9
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Setstatement · cited by 53,352
- Realstatement · cited by 25,697
- Filterstatement and proof · cited by 8,121
- PseudoMetricSpacestatement and proof · cited by 1,550
- Dist.diststatement · cited by 1,539
- Filter.NeBotstatement · cited by 853
- Cauchystatement · cited by 115
- Metric.uniformity_basis_distproof · cited by 25
- Filter.HasBasis.cauchy_iffproof · cited by 3
Cited by3
Results whose statement or proof uses this declaration.
- multipliable_one_add_of_summableproof · cited by 4
- uniformCauchySeqOn_ball_of_fderivproof · cited by 2
- uniformCauchySeqOnFilter_of_fderivproof · cited by 1