Mathlib Map

Theorems · Theorem · harmonic analysis

hasDerivAt_fourier_neg

∀ (T : ℝ) (n : ℤ) (x : ℝ),
  HasDerivAt (fun y => (fourier (-n)) ↑y) (-2 * ↑Real.pi * Complex.I * ↑n / ↑T * (fourier (-n)) ↑x) x
Defined in
Mathlib.Analysis.Fourier.AddCircle
Cited by
1 results in Mathlib
Foundations
Depth 206 from the axioms · uses propext, Classical.choice, Quot.sound

Around this declaration

Dashed lines are statement dependencies; solid lines are citations in proofs.

Cites23

Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.

Cited by1

Results whose statement or proof uses this declaration.