cushion the matrix

Diego Lass — Fri, 04 Sep 2009 04:10:19 -0400

Hi
I want to cushion the matrix
ex

a =
1 2 3
4 5 6

into

b =
0 0 0 0
0 4 5 6

what is the most efficient way to do this?

thanks
Diego

Re: cushion the matrix

us — Fri, 04 Sep 2009 05:52:02 -0400

"Diego Lass" <dlISCool@gmail.com> wrote in message <h7q3vb$cet$1@fred.mathworks.com>...
> Hi
> I want to cushion the matrix
> ex
>
> a =
> 1 2 3
> 4 5 6
>
> into
>
> b =
> 0 0 0 0
> 0 4 5 6
>
> what is the most efficient way to do this?
>
> thanks
> Diego

one of the many solutions

     clear a b;
     a=[
          1 2 3
          4 5 6
     ];
     b(2:3,2:4)=a;

us

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cushion the matrix

Re: cushion the matrix