Re: create matrix with all possible combinations

[Thomas Shores]

There are probably faster, simpler ways, but here's one:

n = 8;
x = (0:2^n-1)';
M = zeros(2^n,n);
for k = 1:n
  M(:,k) = mod(x,2);
  x = (x-M(:,k))/2;
end;



On 11/02/2009 06:43 PM, xeon wrote:
> Hi,
>
> I would like to create a matrix with 8 columns with all possible
> combinations with the values 0 and 1 in Octave.
>
> For example,
> [0,0,0,0,0,0,0,0;1,0,0,0,0,0,0,0;0,1,0,0,0,0,0,0;...;1,1,1,1,1,1,1,1];
>
> How can I do that?
>
> thanks,
>
>