Theorems · Theorem · global analysis

Bundle.Trivialization.mdifferentiableWithinAt_totalSpace_iff

∀ {𝕜 : Type u_1} {B : Type u_2} {F : Type u_4} {M : Type u_5} {E : B → Type u_6} [inst : NontriviallyNormedField 𝕜]
  [inst_1 : NormedAddCommGroup F] [inst_2 : NormedSpace 𝕜 F] [inst_3 : TopologicalSpace (Bundle.TotalSpace F E)]
  [inst_4 : (x : B) → TopologicalSpace (E x)] {EB : Type u_7} [inst_5 : NormedAddCommGroup EB]
  [inst_6 : NormedSpace 𝕜 EB] {HB : Type u_8} [inst_7 : TopologicalSpace HB] (IB : ModelWithCorners 𝕜 EB HB)
  {EM : Type u_10} [inst_8 : NormedAddCommGroup EM] [inst_9 : NormedSpace 𝕜 EM] {HM : Type u_11}
  [inst_10 : TopologicalSpace HM] {IM : ModelWithCorners 𝕜 EM HM} [inst_11 : TopologicalSpace M]
  [inst_12 : ChartedSpace HM M] [inst_13 : TopologicalSpace B] [inst_14 : ChartedSpace HB B] [inst_15 : FiberBundle F E]
  [inst_16 : (x : B) → AddCommMonoid (E x)] [inst_17 : (x : B) → Module 𝕜 (E x)] [inst_18 : VectorBundle 𝕜 F E]
  [ContMDiffVectorBundle 1 F E IB] (e : Bundle.Trivialization F Bundle.TotalSpace.proj) [MemTrivializationAtlas e]
  (f : M → Bundle.TotalSpace F E) {s : Set M} {x₀ : M},
  f x₀ ∈ e.source → (MDiffAt[s] f x₀ ↔ (MDiffAt[s] fun x => (f x).proj) x₀ ∧ (MDiffAt[s] fun x => (↑e (f x)).2) x₀)

Characterization of differentiable functions into a vector bundle in terms of any trivialization. Version at a point within a set.

Defined in

Mathlib.Geometry.Manifold.VectorBundle.MDifferentiable

Cited by

1 results in Mathlib

Foundations

Depth 213 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

NontriviallyNormedFieldNormedAddCommGroupNormedSpaceTopologicalSpaceTopologicalSpaceNormedAddCommGroupNormedSpaceTopologicalSpaceNormedAddCommGroupNormedSpaceTopologicalSpaceTopologicalSpaceChartedSpaceTopologicalSpaceChartedSpaceFiberBundleAddCommMonoidModuleVectorBundleContMDiffVectorBundleMemTrivializationAtlas