Mathlib Map

Theorems · Definition · general topology

Isometry.isometryEquivOnRange

{α : Type u} →
  {β : Type v} →
    [inst : EMetricSpace α] → [inst_1 : PseudoEMetricSpace β] → {f : α → β} → Isometry f → α ≃ᵢ ↑(Set.range f)

An isometry induces an isometric isomorphism between the source space and the range of the isometry.

Defined in
Mathlib.Topology.MetricSpace.Isometry
Cited by
4 results in Mathlib
Foundations
Depth 150 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
EMetricSpacePseudoEMetricSpace

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.

Cited by4

Results whose statement or proof uses this declaration.