...pefest1()

If you are losing track of subroutines defined earlier, look at the top of the module to see what other modules it uses. Then look in the index to find page numbers of those modules.

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...here

I wish to thank David T. Sandwell http://topex.ucsd.edu/ for providing me with this subset of satellite altimetry data, commonly known as Topex-Posidon data.

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...I

The calculations here were all done for us by Jesse Lomask.

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