Provided by: grass-doc_6.4.3-3_all 
GRASS GIS 6.4.3 Reference Manual
Geographic Resources Analysis Support System, commonly referred to as GRASS, is a <a
href="http://en.wikipedia.org/wiki/Geographic_information_system">Geographic Information System (GIS)
used for geospatial data management and analysis, image processing, graphics/maps production, spatial
modeling, and visualization. GRASS is currently used in academic and commercial settings around the
world, as well as by many governmental agencies and environmental consulting companies.
This reference manual details the use of modules distributed with Geographic Resources Analysis Support
System (GRASS), an open source (GNU GPL'ed), image processing and geographic information system (GIS).
Quick Introduction
How to start with GRASS
Intro projections and spatial transformations
Intro 2D raster map processing
Intro 3D raster map (voxel) processing
Intro image processing
Intro vector map processing and network analysis
Intro database management
Display/Graphical User Interfaces
wxGUI wxPython-based GUI frontend
gis.m and d.m TCL/TK-based GUI frontend
Display commands manual
Display drivers
nviz 3D visualization and animation tool
xganim tool for animating a raster map series
Raster and voxel processing
Raster commands manual
Raster3D commands manual
Image processing
Imagery commands manual
Vector processing
Vector commands manual
Database
SQL support in GRASS GIS
Database commands manual
General
GRASS startup manual page
General commands manual
Miscellaneous
Misc. commands manual
Variables
GRASS variables and environment variables
Printing
Postscript commands manual
Full Index
© 2003-2013 GRASS Development Team, GRASS GIS 6.4.3 Reference Manual