Hi, Regina,

"Obe, Regina" <[EMAIL PROTECTED]> wrote:

> As I understand it, they just perform operations on the coordinates given to 
> them and verify that the two geometries are in the same coordinate system 
> otherwise the analysis would be pointless since you would be comparing apples 
> and oranges.

Yes, that's true, they just work on the underlying coordinates,
interpreting them in a carthesian way.



Regards,
Markus

-- 
Markus Schaber | Logical Tracking&Tracing International AG
Dipl. Inf.     | Software Development GIS

Fight against software patents in Europe! www.ffii.org
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