[GRASS5] shortest path thru cost raster

[Hamish]

> I'm interested in finding the minimum cost path and its distance between
> 2 points in a cost raster. 
> I'm new in GRASS and I would appreciate some help and suggestions with
> this issue. 


r.cost?

the help page has quite a bit of info,
  http://grass.ibiblio.org/grass60/manuals/html60_user/r.cost.html

as does section "C" of the Leicestershire GRASS Seeds Beginner's Tutorial.

  http://www.geog.le.ac.uk/assist/grass/seeds/
  http://www.geog.le.ac.uk/assist/grass/seeds/gs_c.html





Hamish