<378, [ 26, 162/7, 15, 1, 27/7, 12 ]> P = [ 1 78 260 39] [ 1 24 -10 -15] [ 1 3 -10 6] [ 1 -6 8 -3] Q = [ 1 26 156 195] [ 1 8 6 -15] [ 1 -1 -6 6] [ 1 -10 24 -15] L = [ [1 0 0 0] [0 1 0 0] [0 0 1 0] [0 0 0 1], [ 0 78 0 0] [ 1 27 50 0] [ 0 15 54 9] [ 0 0 60 18], [ 0 0 260 0] [ 0 50 180 30] [ 1 54 178 27] [ 0 60 180 20], [ 0 0 0 39] [ 0 0 30 9] [ 0 9 27 3] [ 1 18 20 0] ] L* = [ [1 0 0 0] [0 1 0 0] [0 0 1 0] [0 0 0 1], [ 0 26 0 0] [ 1 13/7 162/7 0] [ 0 27/7 50/7 15] [ 0 0 12 14], [ 0 0 156 0] [ 0 162/7 300/7 90] [ 1 50/7 510/7 75] [ 0 12 60 84], [ 0 0 0 195] [ 0 0 90 105] [ 0 15 75 105] [ 1 14 84 96] ] Ext Q-bip Double {27,26,162/7,15;1,27/7,12,27}