matrix multiple rows with the same value

hello i want to have two times the same row in a matrix. is there a command for this?

Right now i write it like this:

x = [20:145:600;20:145:600]

Answer 1

[Stephan]

repmat([20:145:600],2,1)

ans = 2×5

20 165 310 455 600 20 165 310 455 600

[TheDice]

thank you. how do I do that if I want to have this matrix still under there?

[54:145:634]