Application of Variational Methods in the Non-Linear Theory of Dispersive Wave Propagation

  • M. J. Lighthill
Conference paper
Part of the IUTAM Symposia book series (IUTAM)


A brief account is given of recent work, making use of variational methods to obtain simplifying approximations in the non-linear theory of wave propagation in dispersive systems. Some experiments, verifying the conclusions of the approximate theory in particular cases, are briefly described.


Dispersive System Lagrangian Density Geometrical Optic Wave Crest Wave Group 
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Copyright information

© Springer-Verlag/Wien 1968

Authors and Affiliations

  • M. J. Lighthill
    • 1
  1. 1.LondonEngland

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