<2673, [ 80, 756/11, 57/2, 1, 36/11, 105/2 ]> P = [ 1 480 1520 672] [ 1 102 -19 -84] [ 1 3 -19 15] [ 1 -15 35 -21] Q = [ 1 80 1680 912] [ 1 17 21/2 -57/2] [ 1 -1 -21 21] [ 1 -10 75/2 -57/2] L = [ [1 0 0 0] [0 1 0 0] [0 0 1 0] [0 0 0 1], [ 0 480 0 0] [ 1 150 266 63] [ 0 84 270 126] [ 0 45 285 150], [ 0 0 1520 0] [ 0 266 855 399] [ 1 270 871 378] [ 0 285 855 380], [ 0 0 0 672] [ 0 63 399 210] [ 0 126 378 168] [ 1 150 380 141] ] L* = [ [1 0 0 0] [0 1 0 0] [0 0 1 0] [0 0 0 1], [ 0 80 0 0] [ 1 113/11 756/11 0] [ 0 36/11 1061/22 57/2] [ 0 0 105/2 55/2], [ 0 0 1680 0] [ 0 756/11 22281/22 1197/2] [ 1 1061/22 23337/22 570] [ 0 105/2 1050 1155/2], [ 0 0 0 912] [ 0 0 1197/2 627/2] [ 0 57/2 570 627/2] [ 1 55/2 1155/2 306] ]