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On Galerkin approximations for the QG equations

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Supplementary materials

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# Cesar B. Rocha* # , William R. Young, and Ian Grooms #

# Winter 2015 #

# *Scripps Institution of Oceanography, University of California, San Diego, 9500 Gilman Dr. MC 0213, La Jolla, CA/USA, # # # # ###The Eady problem #
  • Base-state and linear stability analysis
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  • The Eady base-state approximate PV
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  • Approximation A spurius unstable modes: wave structure in the $(x,z)$-plane
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    Output data (click on "view raw" to download)

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  • Approximation A
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  • Approximation C
  • # ### The $\beta-$Eady problem #
  • The $\beta$-Eady linear stability analysis
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  • Finite differences solution: Charney mode wave structure in the $(x,z)$-plane
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    Output data (click on "view raw" to download)

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  • Approximation A
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  • Approximation B
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  • Approximation C
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  • Finite differences
  • # ### Extras # Can we get a sine out of cosines? An elementary example of Galerkin approximation #

    # Algebra details # In[ ]: