Collection many vectors in one matrix

hi everybody how can I collect many vectors in one matrix EX:

I1 = [ 2 3 4 5 2 ]
I2 = [ 6 5 4 3 2]
I3 = [ 9 8 7 6 5 ]

The answer waht i want

G = [ 2 3 4 5 2;6 5 4 3 2; 9 8 7 6 5 ].

Thank you

Answer 1

[Andrew Newell]

The answer is

G = [I1; I2; I3];

See Creating and Concatenating Matrices.

[fathi]

Thank you for answering..