Linear Algebra I:

1. P. Dennery and A. Krzywicki: Mathematics for Physicists;
    Chapter II.

2. K.F. Riley, M.P. Hobson and S.J. Bence: Mathematical Methods for Physicists and Engineers;
     Chapter 8.

3. S. Lang: Linear Algebra; Chapter I  §1 - §3 and Chapter 5  §1, §5, §6