On the definition of canonical energy density and of canonical energy flux for linear and adiabatic oscillations of a spherical star

  • P. Smeyers
  • A. Weigert
5. General Theory
Part of the Lecture Notes in Physics book series (LNP, volume 125)


Two variational principles are known for the problem of stellar oscillations. The meaning of these variational functionals is considered as well as implications for the definition of the canonical energy density and energy flux.


Variational Principle Euler Equation Displacement Field Gravitational Potential Lagrangian Density 
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  4. Tolstoy, I. 1973, Wave Propagation, (New York: McGraw-Hill).Google Scholar

Copyright information

© Springer-Verlag 1980

Authors and Affiliations

  • P. Smeyers
    • 1
  • A. Weigert
    • 2
  1. 1.Katholieke Universiteit LeuvenGermany
  2. 2.UniversitätHamburgGermany

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