Binary package “grass-doc” in ubuntu kinetic

GRASS GIS user documentation

 Commonly referred to as GRASS, this is a Geographic Information
 System (GIS) used for geospatial data management and analysis,
 image processing, graphics/map production, spatial modeling, and
 visualization. GRASS is currently used in academic and commercial
 settings around the world, as well as by many government agencies
 and environmental consulting companies.
 This package contains HTML documentation for the GRASS system.