[R-sig-Geo] How to generate the coordinates of a circle if i know its center's coordinates and radius?

[Gabor Grothendieck]

See draw.circle and maybe draw.arc in the plotrix package.

On Nov 21, 2007 8:17 AM, zhijie zhang <epistat at gmail.com> wrote:
> Hi all,
>  How to generate the coordinates of a circle if i know  its center's
> coordinates and radius?
>  I want to overlay the circle with another figure, but i only know its
> center's coordinates and radius. It will be easy if i can get the
> coordinates of the circle.
>  Thanks.
>
> --
> With Kind Regards,
>
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> [***********************************************************************]
> Zhi Jie,Zhang ,PHD
> Tel:+86-21-54237149
> Dept. of Epidemiology,School of Public Health,Fudan University
> Address:No. 138 Yi Xue Yuan Road,Shanghai,China
> Postcode:200032
> Email:epistat at gmail.com
> Website: www.statABC.com
> [***********************************************************************]
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