Theorems · Theorem · general topology

EMetric.controlled_of_isUniformEmbedding

Deprecated since 2026-04-01Use EMetric.controlled_of_isUniformInducing instead.

∀ {α : Type u} {β : Type v} [inst : PseudoEMetricSpace α] [inst_1 : PseudoEMetricSpace β] {f : α → β},
  IsUniformEmbedding f →
    (∀ ε > 0, ∃ δ > 0, ∀ {a b : α}, edist a b < δ → edist (f a) (f b) < ε) ∧
      ∀ δ > 0, ∃ ε > 0, ∀ {a b : α}, edist (f a) (f b) < ε → edist a b < δ

Defined in

Mathlib.Topology.EMetricSpace.Basic

Cited by

0 results in Mathlib

Foundations

Depth 149 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

PseudoEMetricSpacePseudoEMetricSpace