Message-ID: <da79af330803020956rc2e45d8k5a880a2628a80cf6@mail.gmail.com>
Date: 2008-03-02T17:56:22Z
From: Henrique Dallazuanna
Subject: elegant way to minus on each row of a matrix
In-Reply-To: <BLU140-W440DE93F9B85A412E45B16CB160@phx.gbl>
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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--
Henrique Dallazuanna
Curitiba-Paran?-Brasil
25? 25' 40" S 49? 16' 22" O