<1275, [ 84, 8670/121, 17/2, 1, 680/121, 153/2 ]> P = [ 1 308 504 462] [ 1 53 -6 -48] [ 1 -2 -6 7] [ 1 -22 54 -33] Q = [ 1 84 1071 119] [ 1 159/11 -153/22 -17/2] [ 1 -1 -51/4 51/4] [ 1 -96/11 357/22 -17/2] L = [ [1 0 0 0] [0 1 0 0] [0 0 1 0] [0 0 0 1], [ 0 308 0 0] [ 1 103 126 78] [ 0 77 110 121] [ 0 52 132 124], [ 0 0 504 0] [ 0 126 180 198] [ 1 110 228 165] [ 0 132 180 192], [ 0 0 0 462] [ 0 78 198 186] [ 0 121 165 176] [ 1 124 192 145] ] L* = [ [1 0 0 0] [0 1 0 0] [0 0 1 0] [0 0 0 1], [ 0 84 0 0] [ 1 1373/121 8670/121 0] [ 0 680/121 16911/242 17/2] [ 0 0 153/2 15/2], [ 0 0 1071 0] [ 0 8670/121 862461/968 867/8] [ 1 16911/242 871437/968 799/8] [ 0 153/2 7191/8 765/8], [ 0 0 0 119] [ 0 0 867/8 85/8] [ 0 17/2 799/8 85/8] [ 1 15/2 765/8 119/8] ]