OAI/MathematicalPhysics/DefocusingNLS/Linear/ExpandingPhysicalEquation.lean

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Restoring the physical nonlinear Schrödinger equation

The normalization uses the exact relation 2 a m = 1. Both the amplitude and the nonlinear coefficient are restored before changing time.

  1. theorem OAI.DefocusingNLS.expandingPhysicalAmplitude_nonlinearity line 14
  2. theorem OAI.DefocusingNLS.hasDerivAt_expandingPhysicalAmplitude_curve line 34
  3. theorem OAI.DefocusingNLS.hasDerivAt_expandingPhysicalEquation line 59