I'm trying to write the following matrices.
I used the following code (given by Caramdir)
% Load TikZ
I'm little new in LateX. What I want to achieve is to make overbrace over two columns in 3-column table. I mean that I don't want to make overbrace over whole neither one column.
For now I got this:
From this upper brace, I try to put a brace over the first 9 columns the 9 parameters below. I would like to align them with the 9 first columns of matrix, each one of this parameter aligned with each ...