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Re: simple question
From: |
Vitaliy A Repin |
Subject: |
Re: simple question |
Date: |
Sat, 12 Dec 1998 23:18:40 +0300 |
On Sat, Dec 12, 1998 at 10:53:34AM -0500, Frederick A Niles wrote:
>
> > One simple question.
> > There is a matrix A:
> >
> > How can I use the first/second column or row of this matrix?
> > Is there any Octave operator which gives me the n-th column(row)
> > of matrix as vector?
>
>
> octave:1> A= [[1 2]
> > [3 4]
> > [5 6]
> > [7 8]
> > [9 10]
> > [0 2]
> > [3 4]]
> A =
>
> 1 2
> 3 4
> 5 6
> 7 8
> 9 10
> 0 2
> 3 4
>
> octave:2> A(:,2)
> ans =
>
> 2
> 4
> 6
> 8
> 10
> 2
> 4
>
> octave:3> A(2,:)
> ans =
>
> 3 4
>
> octave:4>
>
> -----------------
> Transpose with "'" (single quote) and you should probably RTFM. :)
Thank you very much for your answer.
>
> Rick Niles.