<400, [ 19, 160/9, 12, 1, 20/9, 8 ]> P = [ 1 114 228 57] [ 1 34 -12 -23] [ 1 4 -12 7] [ 1 -6 8 -3] Q = [ 1 19 152 228] [ 1 17/3 16/3 -12] [ 1 -1 -8 8] [ 1 -23/3 56/3 -12] L = [ [1 0 0 0] [0 1 0 0] [0 0 1 0] [0 0 0 1], [ 0 114 0 0] [ 1 48 60 5] [ 0 30 66 18] [ 0 10 72 32], [ 0 0 228 0] [ 0 60 132 36] [ 1 66 128 33] [ 0 72 132 24], [ 0 0 0 57] [ 0 5 36 16] [ 0 18 33 6] [ 1 32 24 0] ] L* = [ [1 0 0 0] [0 1 0 0] [0 0 1 0] [0 0 0 1], [ 0 19 0 0] [ 1 2/9 160/9 0] [ 0 20/9 43/9 12] [ 0 0 8 11], [ 0 0 152 0] [ 0 160/9 344/9 96] [ 1 43/9 560/9 84] [ 0 8 56 88], [ 0 0 0 228] [ 0 0 96 132] [ 0 12 84 132] [ 1 11 88 128] ] Ext Q-bip Double {20,19,160/9,12;1,20/9,8,20}