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Semiregular Variables: Are They Chaotic or Ringing?

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Charles A. Whitney

Harvard-Smithsonian Center for Astrophysics, Cambridge, MA 02138




Two types of irregular behavior in semiregular variables, labeled randomness and chaos, are described and the results of recent theoretical explorations are illustrated. The need for precise long-term observations to distinguish between multi-periodic and irregular pulsations in semiregular variables is emphasized.



Link to ADS abstract, article and citation information

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