OAI/Analysis/LipschitzHilbert/Phase/PlanarSliceFourierAngular.lean

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4 declarations, 0 contain sorry, 0 declared as axioms

The manuscript uses angular frequencies in exp(iηy), whereas mathlib's Fourier transform uses exp(-2πi xξ). These definitions and identities keep the conversion explicit.

  1. def OAI.LipschitzHilbert.planarAngularFourier line 15
  2. def OAI.LipschitzHilbert.angularFourier line 18
  3. theorem OAI.LipschitzHilbert.planarAngularFourier_eq_integral line 20
  4. theorem OAI.LipschitzHilbert.planarSchwartzSlice_angularFourier_eq_zero line 33