For horizontal derivatives, spherical harmonics may be used
if there are no missing values.
<http://www.ncl.ucar.edu/Document/Functions/spherical.shtml>
<http://www.cisl.ucar.edu/css/software/spherepack/>
Takeshi
>> Let T be four-dimensional with dimensions time, lev, lat, lon.
>> [that is
>> T(time, lev, lat, lon)]
>>
>> Then in NCL, how to calculate the first and second partial
>> derivative of T
>> with respect to time,lev,lat and lon; and how to do the volume
>> integral of
>> T?
>
> Check to see if any of the following suits your needs:
>
> http://www.ncl.ucar.edu/Document/Functions/Built-in/csa1x.shtml
> http://www.ncl.ucar.edu/Document/Functions/Built-in/csa2lx.shtml
> http://www.ncl.ucar.edu/Document/Functions/Built-in/csa3x.shtmlo
>
> http://www.ncl.ucar.edu/Document/Functions/Built-in/ftcurvd.shtml
-----
Dr Takeshi Enomoto
eno_at_jamstec.go.jp
Earth Simulator Center, JAMSTEC
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Received on Mon Sep 04 2006 - 17:52:17 MDT
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