[igraph] Re: igraph and gis data

[Ricardo Rodríguez]

hi
 thanks for answering, well I want to do is simple, regardless of a 
layer of points (sites) of Grass Gis, formats, shp and "KML or gml", and
 another layer of segments (roads and main streets) in the
 same format, and create igraph network, in order to create distance 
matrices and attributes for calculations of indicators of accessibility.

thanks for your answers and help

Ricardo Rodríguez
Univalle