Hello, >From a dem file (breaklines), i would like apply hydro-flatenning process. Is it possible to do that with grass? Thanks. Regards. Laurent. -- View this message in context: http://osgeo-org.1560.x6.nabble.com/hydro-flatenning-process-tp5065095.html Sent from the Grass - Users mailing list archive at Nabble.com.