[GRASSLIST:2128] Re: Landscapes and Graph Theory

[Conn Copas]

Roy Sanderson writes:

> I'm
> currently using GRASS 4.2.1, but I can't see anything about graph theory in
> GRASS 5.0.  Anyone know whether this sort of approach can be implemented
> easily in GRASS, or is it a case of getting down to some low-level C coding?

Well, once you start talking nodes and arcs, it seems to me that you are talking 
vector analysis. The Grass vector libaries provide something of a foundation, 
but even to do something as basic as network analysis will involve writing your 

writing your own code.