A = P.H.P^† where A = (5.4 | 4 | 7.7 3.5 | -0.7 | 2.8 -3.2 | 5.1 | 0.8) P = (1 | 0 | 0 0 | -0.738029 | 0.674769 0 | 0.674769 | 0.738029) H = (5.4 | 2.24361 | 8.3819 -4.74236 | -3.95122 | 1.54398 0 | -0.756025 | 4.05122)