Dear list,
I have two shapes with polygons, and need to find the area in one of them
that is not covered by the other. What do you recommend?
Thanks
Juan

-- 
Juan Tomás Sayago Gómez
Graduate Research Assistant
West Virginia University - RRI
886 Chestnut Ridge Road, Room 520
P.O. Box 6825
Morgantown, WV 26506-6825

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