how to increase the a column matrix of 780 elements in to 780X780 matrix withthe same elements..??

i have a column matrix of 780 elements, but i want to increase it in to 780X780 size,but its columns should be the repetition of the first column..

Answer 1

[Azzi Abdelmalek]

repmat(c1,1,780)

%Example

c1=[1;2;3;4]  % Example
out=repmat(c1,1,numel(c1))

[prajith kc]

thankyou..