[R-sig-Geo] Combining regions in one map

[Paul Hiemsta]

Renger van Nieuwkoop wrote:
> Hi
> I just started using PBSmapping for R and have the following question:
> I have shape files for the quartier level of a big city.Now I want to combine several quartiers to one bigger region.
> I have an attribute which relates the PID from the quartiers to the regions, but I do not manage to get a map of the region.
> It might be simple, but I haven't found out yet.
> Can anybody help me?
> Thanks
> Renger
>
> _________________________________________
> Renger van Nieuwkoop
> Centre for Energy Policy and Economics, ETH
> Zürichbergstrasse 18 (ZUE)
> CH - 8032 Zürich
> mailto: renger at vannieuwkoop.ch
>
>
>
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Take a look at unionSpatialPolygons in, I think, the maptools or gpclib 
package.

cheers,
Paul