<120, [ 9, 50/7, 225/49, 1, 90/49, 15/7 ]> P = [ 1 21 63 35] [ 1 11 3 -15] [ 1 3 -9 5] [ 1 -3 3 -1] Q = [ 1 9 35 75] [ 1 33/7 5 -75/7] [ 1 3/7 -5 25/7] [ 1 -27/7 5 -15/7] L = [ [1 0 0 0] [0 1 0 0] [0 0 1 0] [0 0 0 1], [ 0 21 0 0] [ 1 8 12 0] [ 0 4 12 5] [ 0 0 9 12], [ 0 0 63 0] [ 0 12 36 15] [ 1 12 30 20] [ 0 9 36 18], [ 0 0 0 35] [ 0 0 15 20] [ 0 5 20 10] [ 1 12 18 4] ] L* = [ [1 0 0 0] [0 1 0 0] [0 0 1 0] [0 0 0 1], [ 0 9 0 0] [ 1 6/7 50/7 0] [ 0 90/49 18/7 225/49] [ 0 0 15/7 48/7], [ 0 0 35 0] [ 0 50/7 10 125/7] [ 1 18/7 10 150/7] [ 0 15/7 10 160/7], [ 0 0 0 75] [ 0 0 125/7 400/7] [ 0 225/49 150/7 2400/49] [ 1 48/7 160/7 310/7] ]