What bothers me more is the fact that the article seems to compare LAPACKs function for solving any-sized systems of equations with a specialized function for s

What bothers me more is the fact that the article seems to compare LAPACKs function for solving any-sized systems of equations with a specialized function for solving 5x5 systems. I mean, it's neat trick and all, but the comparison with LAPACK does not really stand on equal ground.