How can I get the perimeters of the areas in a vector map? (cat values of boundaries are unique id's on layer 1, cat values of centroids are unique id's on layer 2). v.area is not found on my grass-6.0.cvs_src_snapshot_2005_05_07. Thanks, Jones -- Weitersagen: GMX DSL-Flatrates mit Tempo-Garantie! Ab 4,99 Euro/Monat: http://www.gmx.net/de/go/dsl