[R] polygon overlapping

[Moshe Olshansky]

Are your polygons convex?

--- Haiyong Xu <xuhy at ucla.edu> wrote:

> Hi there,
> Is there any package which can calculate the
> overlapping area of two  
> polygons or output the coordinates of the
> overlapping of two polygons?
> 
> Thanks.
> Haiyong
> 
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