Repeat values in a matrix

I want to convert a column matrix of size 10x1 to 10x10000 matrix in which all columns in the converted matrix are same as the values in the initial column matrix,

For example, x=[a;b;c], if i convert this to a 3x3 matrix, it should be [a a a; b b b; c c c]

Answer 1

[KSSV]

doc repmat

x = [1 2 3] ;
iwant =  repmat(x,3,1)