Theorems · Theorem · algebraic topology

Bundle.Trivialization.baseSet_continuousAlternatingMap

∀ {𝕜 : Type u_1} {ι : Type u_2} [inst : NontriviallyNormedField 𝕜] [inst_1 : Fintype ι] {B : Type u_3}
  [inst_2 : TopologicalSpace B] {F₁ : Type u_4} [inst_3 : NormedAddCommGroup F₁] [inst_4 : NormedSpace 𝕜 F₁]
  {E₁ : B → Type u_5} [inst_5 : (x : B) → AddCommGroup (E₁ x)] [inst_6 : (x : B) → Module 𝕜 (E₁ x)]
  [inst_7 : TopologicalSpace (Bundle.TotalSpace F₁ E₁)] [inst_8 : (x : B) → TopologicalSpace (E₁ x)]
  [inst_9 : FiberBundle F₁ E₁] [inst_10 : VectorBundle 𝕜 F₁ E₁] {F₂ : Type u_6} [inst_11 : NormedAddCommGroup F₂]
  [inst_12 : NormedSpace 𝕜 F₂] {E₂ : B → Type u_7} [inst_13 : (x : B) → AddCommGroup (E₂ x)]
  [inst_14 : (x : B) → Module 𝕜 (E₂ x)] [inst_15 : TopologicalSpace (Bundle.TotalSpace F₂ E₂)]
  [inst_16 : (x : B) → TopologicalSpace (E₂ x)] [inst_17 : FiberBundle F₂ E₂] [inst_18 : VectorBundle 𝕜 F₂ E₂]
  [inst_19 : ∀ (x : B), IsTopologicalAddGroup (E₂ x)] [inst_20 : ∀ (x : B), ContinuousSMul 𝕜 (E₂ x)]
  {e₁ : Bundle.Trivialization F₁ Bundle.TotalSpace.proj} {e₂ : Bundle.Trivialization F₂ Bundle.TotalSpace.proj}
  [he₁ : MemTrivializationAtlas e₁] [he₂ : MemTrivializationAtlas e₂],
  (Bundle.Trivialization.continuousAlternatingMap 𝕜 ι e₁ e₂).baseSet = e₁.baseSet ∩ e₂.baseSet

Defined in

Mathlib.Topology.VectorBundle.ContinuousAlternatingMap

Cited by

0 results in Mathlib

Foundations

Depth 184 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

NontriviallyNormedFieldFintypeTopologicalSpaceNormedAddCommGroupNormedSpaceAddCommGroupModuleTopologicalSpaceTopologicalSpaceFiberBundleVectorBundleNormedAddCommGroupNormedSpaceAddCommGroupModuleTopologicalSpaceTopologicalSpaceFiberBundleVectorBundleIsTopologicalAddGroupContinuousSMulMemTrivializationAtlasMemTrivializationAtlas