[postgis] The Next Level

[Norman Vine]

Paul Ramsey writes:
>
>Speaking of which, we have an open request from a client to add
>calculations of area on a spheroid to PostGIS. We have been stymied to
>date in that we haven't been able to find an equation/algorithm for it.
>Anyone have a reference or some sample code?

I don't have any code for you but
here is an interesting take on this problem
http://www.geodyssey.com/papers/ggelare.html

Norman

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