On Wed, 14 Mar 2012, Hermann Peifer wrote:
Define a MASK before running r.mapcalc http://grass.osgeo.org/grass64/manuals/html64_user/r.mask.html
Hermann, Duh! Of course! Thanks, Rich _______________________________________________ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user