Hello,

I have a matrix that looks like this:

1 2 3
4 5 6
7 8 9
10 11 12

And would like to rearrange this data to:

1
2
3
4
5
6
7
8
9
10
11
12

In actuality it's a 110000 x 3 matrix that should become a 330000 x 1 column.
Can anyone help me with this?
Many thanks in advance.