Theorems · Theorem · global analysis

LineDifferentiableWithinAt.congr

∀ {𝕜 : Type u_1} [inst : NontriviallyNormedField 𝕜] {F : Type u_2} [inst_1 : NormedAddCommGroup F]
  [inst_2 : NormedSpace 𝕜 F] {E : Type u_3} [inst_3 : AddCommGroup E] [inst_4 : Module 𝕜 E] {f f₁ : E → F} {s : Set E}
  {x v : E},
  LineDifferentiableWithinAt 𝕜 f s x v → (∀ x ∈ s, f₁ x = f x) → f₁ x = f x → LineDifferentiableWithinAt 𝕜 f₁ s x v

Defined in

Mathlib.Analysis.Calculus.LineDeriv.Basic

Cited by

0 results in Mathlib

Foundations

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

Assumes

NontriviallyNormedFieldNormedAddCommGroupNormedSpaceAddCommGroupModule