Hi Katia,

Did you try matrix[matrix>50]?

Don't forget to change the number format, from 118,740 to 118.740.

HTH,

Alex


On Thu, Jul 18, 2013 at 9:12 PM, Kátia Emidio <kat.emidio@gmail.com> wrote:

> Hi,
>  I am a beginner at R and I would like to get information from a matrix,
> where the numbers are larger than or equal to 50m . This means that plants
> need to be apart 50m.  I  need to get the selection as a matrix or data
> frame. Attached it is an example...
>
> Thanks
>
> --
> Kátia Emídio da Silva DSc
> Eng. Florestal
> Manaus/AM
>
>
>
> Forestry Engineer
> Manaus/AM-Brazil
>
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>
>

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