OAI/MathematicalPhysics/DefocusingNLS/Linear/SobolevIntervalUniqueness.lean

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Uniqueness throughout a common open time interval

  1. theorem OAI.DefocusingNLS.sobolevInteractionSolution_unique_of_bounded line 13

    Source documentation

    On an interval where both curves are bounded, one initial value determines the solution.

    theorem sobolevInteractionSolution_unique_of_bounded
        (k : ℝ) (hk : 6 < k) (m : ℕ) (v w : ℝ → FourierL2)
        (a b t₀ R : ℝ) (hR : 0 ≤ R) (ht₀ : t₀ ∈ Ioo a b)
        (hv : ∀ t ∈ Ioo a b, HasDerivAt v (schrodingerInteractionField k hk m t (v t)) t)
        (hw : ∀ t ∈ Ioo a b, HasDerivAt w (schrodingerInteractionField k hk m t (w t)) t)
        (hvb : ∀ t ∈ Ioo a b, ‖v t‖ ≤ R) (hwb : ∀ t ∈ Ioo a b, ‖w t‖ ≤ R)
        (heq : v t₀ = w t₀) : EqOn v w (Ioo a b) := by
    …

    Mentions: OAI.DefocusingNLS.FourierL2

  2. theorem OAI.DefocusingNLS.sobolevInteractionSolution_unique_on_interval line 38

    Source documentation

    Two classical Sobolev interaction solutions agree on their entire common interval.

    theorem sobolevInteractionSolution_unique_on_interval
        (k : ℝ) (hk : 6 < k) (m : ℕ) (v w : ℝ → FourierL2)
        (a b t₀ : ℝ) (ht₀ : t₀ ∈ Ioo a b)
        (hv : ∀ t ∈ Ioo a b, HasDerivAt v (schrodingerInteractionField k hk m t (v t)) t)
        (hw : ∀ t ∈ Ioo a b, HasDerivAt w (schrodingerInteractionField k hk m t (w t)) t)
        (heq : v t₀ = w t₀) : EqOn v w (Ioo a b) := by
    …

    Mentions: OAI.DefocusingNLS.FourierL2