Topic: buffer

r.buffer		Creates a raster map showing buffer zones surrounding cells that contain non-NULL category values.
r.buffer.lowmem		Creates a raster map showing buffer zones surrounding cells that contain non-NULL category values.
r.circle		Creates a raster map containing concentric rings around a given point.
v.buffer		Creates a buffer around vector features of given type.

See also the corresponding keyword buffer for additional references.

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