[R-sig-Geo] region border

[Roger Bivand]

On Sun, 6 Nov 2011, Adrian Dusa wrote:

> Dear list,
>
> I have a shapefile with a list of counties (Romania), and would like
> to create borders for larger regions (for multiple counties).
> I tried searching for some hints, but with no avail.
>
> Could anybody please point me to the right direction?
> Hints, examples, etc. would be welcomed.

?unionSpatialPolygons in maptools, examples in help file.

Roger

>
> Thanks in advance,
> Adrian
>
> -- 
> Adrian Dusa
> Romanian Social Data Archive
> 1, Schitu Magureanu Bd.
> 050025 Bucharest sector 5
> Romania
> Tel.:+40 21 3126618 \
>        +40 21 3120210 / int.101
> Fax: +40 21 3158391
>
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-- 
Roger Bivand
Department of Economics, NHH Norwegian School of Economics,
Helleveien 30, N-5045 Bergen, Norway.
voice: +47 55 95 93 55; fax +47 55 95 95 43
e-mail: Roger.Bivand at nhh.no