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The leading WKB phase obeys an eikonal equation. For a local dispersion relation and , it is

Ancestors (9)

  1. WKB method
  2. Hamiltonian ray-tracing equations
  3. Wavevector
  4. Elastic-wave energy flux
  5. Elasticity
  6. Continuum mechanics
  7. Branch of physics
  8. Physics
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