Re: [R] elegant way to minus on each row of a matrix

From: Henrique Dallazuanna <wwwhsd_at_gmail.com>
Date: Sun, 02 Mar 2008 14:56:22 -0300

Try this:

sweep(mat, 1, vec)

On 02/03/2008, Bo Zhou <bozhou1981_at_hotmail.com> wrote:
>
> How to do this in an elegant way formatrix/data frame/zoo?
>
> mat=
> 1 2 3
> 4 5 6
> 7 8 9
>
> vector=
> 1
> 2
> 3
>
>
> result=
> 0 1 2
> 2 3 4
> 4 5 6
>
> ie
> 1-1 2-1 3-1
> 4-2 5-2 6-2
> 7-3 8-3 9-3
>
> Thanks in advance.
>
> _________________________________________________________________
>
>
> 08
> [[alternative HTML version deleted]]
>
> ______________________________________________
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> and provide commented, minimal, self-contained, reproducible code.
>

-- 
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O

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Received on Sun 02 Mar 2008 - 17:59:47 GMT

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