OAI/NumberTheory/Ostmann/Arithmetic/MovingLeafAmplitude.lean

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4 declarations, 0 contain sorry, 0 declared as axioms

The scalar leaf weights retain the actual frequency cutoff

  1. theorem OAI.Ostmann.movingDataWeight_unit_leaf_bound line 12
  2. theorem OAI.Ostmann.movingDataWeight_unit_norm_le_one line 30

    Source documentation

    Removing the explicit compensation multipliers leaves a scalar amplitude of norm at most one whenever the actual leaf coefficients have that bound.

    theorem movingDataWeight_unit_norm_le_one {σ : Type*}
        (F : {k : ℕ} → MovingSlotData σ k → ℤ → ℂ)
        (hF : ∀ s regular, ‖F (.leaf s regular) s‖ ≤ 1)
        {n : ℕ} (T : MovingSlotData σ n) :
        ‖movingDataWeight F (fun _ _ _ _ => 1) T‖ ≤ 1 := by
    …

    Mentions: OAI.Ostmann.MovingSlotData, OAI.Ostmann.movingDataWeight

  3. theorem OAI.Ostmann.frequencyLeafWeight_pair_projection line 41
  4. theorem OAI.Ostmann.movingDataWeight_pair_unit_leaf_bound line 61