Repmat

repmat(x, n)

x is matrix

n is positive integer

Return a large matrix consisting of an n-by-n tiling of copies of x.

repmat(x, m, n)

x is matrix

m, n is positive integer

Return a large matrix consisting of an m-by-n tiling of copies of x.

Input

Output

a = [2,0;i,3]

repmat(a, 3)

repmat(a, 2, 3)