Theorems · Theorem · general topology
cauchySeq_bdd
∀ {α : Type u} [inst : PseudoMetricSpace α] {u : ℕ → α}, CauchySeq u → ∃ R > 0, ∀ (m n : ℕ), dist (u m) (u n) < RA Cauchy sequence on the natural numbers is bounded.
- Defined in
- Mathlib.Topology.MetricSpace.Cauchy
- Cited by
- 3 results in Mathlib
- Foundations
- Depth 115 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.
Cites22
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Realstatement and proof · cited by 25,697
- NNRealproof · cited by 4,310
- PseudoMetricSpacestatement and proof · cited by 1,550
- Dist.diststatement and proof · cited by 1,539
- Finset.rangeproof · cited by 1,341
- NNReal.toRealproof · cited by 1,260
- zero_lt_oneproof · cited by 598
- Finset.supproof · cited by 530
- lt_of_lt_of_leproof · cited by 438
- lt_of_le_of_ltproof · cited by 432
- le_or_gtproof · cited by 269
- NNDist.nndistproof · cited by 235
Cited by3
Results whose statement or proof uses this declaration.
- cauchySeq_iff_le_tendsto_0proof · cited by 5
- CauchySeq.norm_bddAboveproof · cited by 1
- CauchySeq.mul_norm_bddAboveproof · cited by 0