By applying Hamiltonian averaging and a quasi-identity-like transformation it is demonstrated that the averaged dynamics of high-frequency nonlinear waves in systems with periodically varying dispersion can be described in a particular limit by the integrable nonlinear Schrödinger equation.
No takes yet. Share an insight, caveat, or question.
Медведев et al. (1999) studied this question.
Synapse has enriched 4 closely related papers on similar clinical questions. Consider them for comparative context: