Theorems · Theorem · functional analysis

ContinuousLinearEquiv.comp_differentiableAt_iff

∀ {𝕜 : Type u_1} [inst : NontriviallyNormedField 𝕜] {E : Type u_2} [inst_1 : NormedAddCommGroup E]
  [inst_2 : NormedSpace 𝕜 E] {F : Type u_3} [inst_3 : NormedAddCommGroup F] [inst_4 : NormedSpace 𝕜 F] {G : Type u_4}
  [inst_5 : NormedAddCommGroup G] [inst_6 : NormedSpace 𝕜 G] (iso : E ≃L[𝕜] F) {f : G → E} {x : G},
  DifferentiableAt 𝕜 (⇑iso ∘ f) x ↔ DifferentiableAt 𝕜 f x

Defined in

Mathlib.Analysis.Calculus.FDeriv.Equiv

Cited by

3 results in Mathlib

Foundations

Depth 172 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

NontriviallyNormedFieldNormedAddCommGroupNormedSpaceNormedAddCommGroupNormedSpaceNormedAddCommGroupNormedSpace