Theorems · Theorem · global analysis

OpenPartialHomeomorph.extend_target_eq_image_source

∀ {𝕜 : Type u_1} {E : Type u_2} {M : Type u_3} {H : Type u_4} [inst : NontriviallyNormedField 𝕜]
  [inst_1 : NormedAddCommGroup E] [inst_2 : NormedSpace 𝕜 E] [inst_3 : TopologicalSpace H] [inst_4 : TopologicalSpace M]
  (f : OpenPartialHomeomorph M H) {I : ModelWithCorners 𝕜 E H}, (f.extend I).target = ↑(f.extend I) '' f.source

Defined in

Mathlib.Geometry.Manifold.IsManifold.ExtChartAt

Cited by

3 results in Mathlib

Foundations

Depth 29 from the axioms · uses propext, Quot.sound

Assumes

NontriviallyNormedFieldNormedAddCommGroupNormedSpaceTopologicalSpaceTopologicalSpace